<a href="https://en.wikipedia.org/wiki/Cold_War" id="mwARA" rel="mw:WikiLink" title="Cold War">Cold War</a>: Warsaw Pact troops <a href="https://en.wikipedia.org/wiki/Warsaw_Pact_invasion_of_Czechoslovakia" id="mwARE" rel="mw:WikiLink" title="Warsaw Pact invasion of Czechoslovakia">invade Czechoslovakia</a>, crushing the <a href="https://en.wikipedia.org/wiki/Prague_Spring" id="mwARI" rel="mw:WikiLink" title="Prague Spring">Prague Spring</a>. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.