On 20 August 1968, hundreds of thousands of soldiers, dozens of thousands of tanks and armored vehicles, and hundreds of military aircraft of the Warsaw Pact armed forces invaded Czechoslovakia in an operation code-named Danube. It was the largest military undertaking in Europe since 1945.Starting with a description of the history of Czechoslovakia, especially after the communist takeover of power in 1948, this volume describes the birth and development...