In response to the formation of NATO,the Soviet Union created the...?

In response to the formation of NATO (the North Atlantic Treaty Organization), the Soviet Union created the Warsaw Pact.

To find this answer, you can start by understanding the background information. NATO was founded in 1949 as a defensive alliance among Western European and North American countries to counter the perceived threat from the Soviet Union and its allies during the Cold War.

Knowing this, you can search for information about the Soviet Union's response to NATO. A simple internet search using keywords like "Soviet Union response to NATO" should provide you with relevant information. You can also consult history textbooks, academic articles, or reliable online sources to get a comprehensive understanding of the topic.