The bombing Thursday is likely to test already strained relations between the U. S. and Russia, and came just a day after U.

星期四的空袭很可能会让本已处于紧张状态的美俄关系受到考验。

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They and the European Union say it will violate a U.N.resolution imposed after North Korea conducted at 2006 nuclear weapons test.

VOA: standard.2009.04.01

(Test) The U.N.Secretary-General says he is "optimistic" a climate-change agreement can be reached in Copenhagen that will include specific recommendations on key elements that will take effect immediately.

VOA: standard.2009.12.09

U.S.officials say no part of the three-stage rocket reached orbit and the launching was a thinly-disguised test of a long-range ballistic missile that was banned under a 2006 U.N.resolution.

VOA: standard.2009.04.15

Prime Minister Nouri al-Maliki's willingness to confront Tehran over its support for Syrian President Bashar al-Assad, U.S. officials said, has emerged as a crucial litmus test for U.S.-Iraqi relations a decade after Washington toppled strongman Saddam Hussein.

WSJ: U.S. Prods Iraq to Stop Arms Going to Syria

New distribution of healthy food products in China and a low-calorie fruit puree set to test U.S. markets could spark market share gains for the company.

FORBES: Pepsi Penetrates New Markets With Healthy Foods

This is going to be a real critical test of U.S. policy.

NPR: Cuba (and Cuban Exiles) Ponder the Future