Shah says that despite the fact officials had anticipated acts of retaliation, the latest violence was surprising.

VOA: standard.2009.10.24

The spokesman denies allegations the anti-dumping investigation is protectionist or is retaliation for a U.S.decision to impose a new tariff on Chinese tires.

VOA: standard.2009.09.14

But former CIA officer Robert Grenier says the claim may well be true because of their threats of retaliation over U.S.drone aircraft attacks against the Taliban.

VOA: standard.2010.05.05

Under questioning, spokesman Wood said the ensuing North Korean retaliation was not a failure of U.S.diplomacy, but a failure by Pyongyang to live up to its international obligations.

VOA: standard.2009.04.15

"Given the fact that the level of retaliation next year would likely increase, we have protected the market for a significant level of goods and intellectual property rights going forward."

VOA: standard.2010.04.28

"Rather than have Brazil retaliate against us, the U.S.has found a way to bribe Brazil,if you will, to not impose that retaliation in exchange for various things the U.S.says it will do."

VOA: standard.2010.04.28

Reaction was more subdued at the State Department, where Acting Spokesman Robert Wood said Monday's Security Council statement condemning the missile launch and threatening tougher sanctions spoke for itself, and that retaliation would only mean further isolation for Pyongyang.

VOA: standard.2009.04.14

Heavy mortar exchanges have since erupted in the Bakara market area of Mogadishu, A spokesman for the al Shabab terrorist group claimed the suicide attack was in retaliation for the killing of a wanted senior al-Qaida operative in the region.

VOA: standard.2009.09.17