Compact as used in politics may refer broadly to a pact or treaty; in more specific cases it may refer to:
Interstate compactBlood compact, an ancient ritual of the PhilippinesCompact government, a type of colonial rule utilized in British North AmericaCompact of Free Association whereby the sovereign states of the Federated States of Micronesia, the Republic of the Marshall Islands and the Republic of Palau have entered into as associated states with the United States.Mayflower Compact, the first governing document of Plymouth ColonyUnited Nations Global CompactGlobal Compact for Migration, a UN non-binding intergovernmental agreement reference