Capital Czechoslovakia was a country that existed from 1918 to 1992. It was composed of the Czech Republic and Slovakia, and its capital cities were Prague and Bratislava. The capital of Czechoslovakia was Prague, which is a 6-letter word in the crossword. Oslo is the capital of Norway, which is a 4-letter word in the crossword. Václav Havel was the last president of Czechoslovakia before it split into two countries, and his name is a 5-letter word in the crossword.