, or placing trade restrictions on other countries to shield domestic industries from competition, takes many forms. are taxes imposed on imported goods and services. place limits on the amount of a good that can be imported from a particular country. Early in the twentieth century, the United States imposed on agricultural goods. While this measure protected US farmers, it caused European governments to impose tariffs on US products. Heavy tariffs on imports led to a drastic decline in international trade, which further weakened the global economy and aggravated the Depression. Today, some US workers believe the government should protectionism to protect their industries from foreign competition and prevent job in the United States. This thought is shared by some business owners as well.