The Republic of Latvia existed as a de jure sovereign state from 17 June 1940 to 4 May 1990 .
The Republic of Latvia was represented by the Latvian Diplomatic Service dealing with a limited part of state functions of the Republic of Latvia .
The Republic of Latvia existed as a de jure sovereign state from 17 June 1940 to 4 May 1990 , and was represented by the Latvian Diplomatic Service dealing with a limited part of state functions of the Republic of Latvia .