25th of July ?????

25th July 1898 my country was invade by the USA

25th July 1952 my country was recognized as a country being a Colony. The only COLONY in the world and with a Constitution !!!!!

25th July 1978 in my country 2 people were shot by the government because they were identified as being independent.

25th July 1998 100 years and steal a Colony

Guess the country