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BBC News with Marian Marshall. |
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President Obama has said America's commitment to the security of the Asia-Pacific region is "unshakeable". |
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Speaking in Tokyo, at the start of an Asian tour, Mr Obama said the United States had a direct stake in the future of the region because of its importance to the American economy. |
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He said the United States would continue to use its nuclear deterrent to protect its allies. |
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"Now let me be clear, so long as these weapons exist, the United States will maintain a strong and effective nuclear deterrent that guarantees the defence of our allies including South Korea and Japan. |
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But we must recognise that an escalating nuclear arms race in this region would undermine decades of growth and prosperity." |
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Human rights groups in the United States have welcomed President Barack Obama's decision to move five suspected al-Qaida members from the Guantanamo prison camp to stand trial in a civilian court in New York. |
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However, there has also been much criticism. |
