Every five to seven years, the U.S. Congress writes a new Farm Bill that sets policy for agriculture subsidies, food aid, market competition and conservation. U.S. farm policy has come under extensive scrutiny from abroad in recent years. Trade negotiators point to distortions in world markets created by the Farm Bill. They identify billions of dollars in farm subsidies, along with the U.S. policy of pressuring other countries to lower their tariffs, as the primary cause of export dumping. Specifically, this report looks at how the Farm Bill directly affects trade, subsidies, dumping, food aid, market concentration and public health.