A C D I think might be wrong tho
        
             
        
        
        
In Poland, the movement against communism was led by Gorbachev
        
             
        
        
        
Prior to European contact, the Indigenous peoples of North America had numerous advanced civilizations. The Europeans brought diseases which destroyed much of the Native culture and killed up to 90% of the Native population.
        
             
        
        
        
A stalemate is a a position counting as a draw, in which a player is not in check but cannot move except into check.
        
             
        
        
        
Mccarthy's accusations against the state department were reflective of earlier developments through his accusations that triggered a series of events that defined the Division of Security’s course for the next decade.  
First, there was an establishment of a Congressional committee which called several former and current Department of State officers and advisers to testify and answer charges about their loyalty to redouble its efforts on background investigations of its employees. Second, one Department official’s was reluctant to admission which accidentally triggered a purge of gays at the Department. Thirdly, there was an establishment of the Congressional subcommittee that studied physical security at United States posts overseas, where its report led to increased resources allocation for overseas security.
Mccarthy's had announced that he possessed a list of 205 members of the Communist Party who were “working and shaping policy” in the Department of State.