This article assesses the impact of this agrarian revolution. From the 16th century onwards, an essentially organic agriculture was gradually replaced by a farming system that depended on energy-intensive inputs.

In this 5 minute podcast, BBC historians debate the effect of Khrushchev on the Cold War.

This 5 minute podcast features historians debating on how near the world came to extinction during the Cuban Missile Crisis of 1962.

This article examines the Berlin Blockade and Berlin Airlift as early developments in the Cold War. It includes a map, primary source quotes, and a list of results of the Berlin crisis. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article details the decline of communism at the Cold War as a result of internal Soviet Union struggles. It examines the revoluions as a symptom of the problems facing the USSR. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines the Hungarian Revolution and subsequent Soviet backlash as a turning point in the Cold War. It includes a discussion of the causes and effects of the revolution. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines the ideological differences between Stalin and Truman as a cause of the Cold War. It includes a comparison chart of Russia and the US. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines the events in Czechoslovakia known as the Prague Spring. It includes causes and effects of the period and a comparision chart to the Hungarian uprising. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines Soviet power in eastern Europe as a cause of the Cold War. It includes a chart explaining how communism took hold in various eastern European countries. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines the the Truman Doctrine and the Marshall Plan as causes of the Cold War. It includes tips for students to remember arguments and facts about these plans. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.

This article examines the Yalta and Potsdam conferences as a cause of the Cold War. It includes a comparison chart of Yalta and Potsdam. At the end of the article, there are reflection questions and a quiz for students to assess their knowledge.