Czechoslovakia was a country that existed from 1918 to 1992. Its capital was Prague, which is a 6 letter word in the crossword. The first president of Czechoslovakia was Václav Havel, whose last name is a 5 letter word in the crossword. The Prime Minister of Czechoslovakia from 1990 to 1992 was Jan Stráský, who served as the last Prime Minister of the country before it split into the Czech Republic and Slovakia. The Prime Minister of Norway from 1990 to 1996 was Gro Harlem Brundtland, whose capital city is Oslo, a 4 letter word in the crossword.