PEDRO UGARTE via Getty Images
北朝鮮が1月6日、4度目の核実験を行った。北朝鮮の国営メディアは「初の水爆実験を行った」と発表している。これまでの核実験は弾道ミサイルやロケットの発射が国際社会から反発を受けた直後に行われていた。
実際に水爆が使われたのかは確認できていないが、友好国だったはずの中国との関係が冷え込むなど、国際的な孤立を深めていたタイミングでの核実験。「水爆実験」とPRすることで瀬戸際外交に踏み切った格好だ。
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北朝鮮の軍事パレード
North Korea Anniversary(01 of28)
Military equipment is displayed during a parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(02 of28)
Uniformed workers gather to eat near a construction project in Pyongyang at dawn on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(03 of28)
A general view shows traffic and pedestrians on a street on the south side of the Taedong river in Pyongyang at dawn on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(04 of28)
A fisherman holds his rod as he sits by the Taedong river before the landmark Juche tower (top R) and the city skyline in Pyongyang at dawn on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(05 of28)
Empty military vehicles line up on a road before a building displaying portraits of late North Korean leaders Kim Il-Sung (top L) and Kim Jong-Il (top R) in Pyongyang on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(06 of28)
Empty military vehicles line up on a road in Pyongyang on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(07 of28)
Empty military vehicles line up on a road in Pyongyang on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
NKOREA-POLITICS-ANNIVERSARY-MILITARY(08 of28)
Military vehicles line up on a road in Pyongyang on October 10, 2015. North Korea is gearing up for a lavish celebration marking the 70th anniversary of its ruling Workers\' Party. AFP PHOTO / Ed Jones (Photo credit should read ED JONES/AFP/Getty Images) (credit:ED JONES via Getty Images)
North Korea Anniversary(09 of28)
People carrying bouquets of plastic flowers walk towards the Kim Il Sung Square, Saturday, Oct. 10, 2015, in Pyongyang, North Korea. North Korea is holding what is expected to be one of its biggest celebrations ever Saturday for the 70th anniversary of its ruling party\'s creation, an attention-getting event that is the government\'s way of showing the world and its own people the Kim dynasty, now in its third generation, is firmly in control and its military a power to be reckoned with. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(10 of28)
Military vehicles or possibly floats shrouded in blue plastic tarps to protect them against the weather are parked in a long row on a bridge leading to the parade route, Saturday, Oct. 10, 2015, in Pyongyang, North Korea. North Korea is holding what is expected to be one of its biggest celebrations ever Saturday for the 70th anniversary of its ruling party\'s creation, an attention-getting event that is the government\'s way of showing the world and its own people the Kim dynasty, now in its third generation, is firmly in control and its military a power to be reckoned with. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(11 of28)
In this Oct. 10, 2015 image made from video, North Korean leader Kim Jong Un, center, visits the Kumsusan Palace of the Sun to pay respect to both his late father Kim Jong Il and grandfather at Kim Il Sung the Kumsusan Palace of the Sun in Pyongyang. North Korea is holding what is expected to be one of its biggest celebrations ever Saturday for the 70th anniversary of its ruling party\'s creation, an attention-getting event that is the government\'s way of showing the world and its own people the Kim dynasty â now in its third generation â is firmly in control and its military a power to be reckoned with. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(12 of28)
In this Oct. 10, 2015 image made from video, North Korean leader Kim Jong Un, center, along with Liu Yunshan, China\'s Communist Party\'s No. 5 leader, second right, attends the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang. Goose-stepping North Korean soldiers marched through Pyongyang\'s Kim Il Sung Square on Saturday in a lavish military parade to mark the 70th anniversary of the country\'s ruling party and trumpet the leadership of third-generation dictator Kim Jong Un. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(13 of28)
In this Oct. 10, 2015 image made from video, North Korean leader Kim Jong Un, center, along with Liu Yunshan, China\'s Communist Party\'s No. 5 leader, second right, claps hands during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang. Goose-stepping North Korean soldiers marched through Pyongyang\'s Kim Il Sung Square on Saturday in a lavish military parade to mark the 70th anniversary of the country\'s ruling party and trumpet the leadership of third-generation dictator Kim Jong Un. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(14 of28)
In this Oct. 10, 2015 image made from video, North Korean leader Kim Jong Un, center, along with Liu Yunshan, China\'s Communist Party\'s No. 5 leader, second right, waves during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang. Goose-stepping North Korean soldiers marched through Pyongyang\'s Kim Il Sung Square on Saturday in a lavish military parade to mark the 70th anniversary of the country\'s ruling party and trumpet the leadership of third-generation dictator Kim Jong Un. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(15 of28)
In this image made from video, North Korean leader Kim Jong Un, center, along with Liu Yunshan, China\'s Communist Party\'s No. 5 leader, third right, salutes during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. Goose-stepping North Korean soldiers marched through Pyongyang\'s Kim Il Sung Square on Saturday in a lavish military parade to mark the 70th anniversary of the country\'s ruling party and trumpet the leadership of third-generation dictator Kim Jong Un. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(16 of28)
In this image made from video, the portrait of former North Korea\'s leaader Kim Jong Il is held atop during the parade marking the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. Goose-stepping North Korean soldiers marched through Pyongyang\'s Kim Il Sung Square on Saturday in a lavish military parade to mark the 70th anniversary of the country\'s ruling party and trumpet the leadership of third-generation dictator Kim Jong Un. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(17 of28)
In this image made from video, North Korean leader Kim Jong Un delivers a speech during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(18 of28)
In this image made from video, North Korean jet planes fly over the Kim Il Sung Square during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(19 of28)
In this image made from video, North Korean military personnel perform at the Kim Il Sung Square during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(20 of28)
In this image made from video, North Korean military vehicles parade at the Kim Il Sung Square during the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(21 of28)
In this image made from video, North Korean leader Kim Jong Un, center, and Liu Yunshan, China\'s Communist Party\'s No. 5 leader, center right, wave at the end of the ceremony to mark the 70th anniversary of the country\'s ruling party in Pyongyang, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (KRT via AP Video) TV OUT, NORTH KOREA OUT (credit:ASSOCIATED PRESS)
North Korea Anniversary(22 of28)
North Korean leader Kim Jong Un gestures as he watches a military parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korea is holding one of its biggest celebrations for the 70th anniversary of its ruling party\'s creation. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(23 of28)
North Korean soldiers parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korea is holding one of its biggest celebrations for the 70th anniversary of its ruling party\'s creation. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(24 of28)
North Korean soldiers parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korea is holding one of its biggest celebrations for the 70th anniversary of its ruling party\'s creation. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(25 of28)
North Koreans cheer as they parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(26 of28)
Military equipment is paraded in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(27 of28)
North Korean leader Kim Jong Un, right, stands with visiting Chinese official Liu Yunshan during a parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
North Korea Anniversary(28 of28)
Soldiers in tanks parade in Pyongyang, North Korea, Saturday, Oct. 10, 2015. North Korean leader Kim Jong Un declared Saturday that his country was ready to stand up to any threat posed by the United States as he spoke at a lavish military parade to mark the 70th anniversary of the North\'s ruling party and trumpet his third-generation leadership. (AP Photo/Wong Maye-E) (credit:ASSOCIATED PRESS)
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