At what time did segregated professional baseball teams for african americans first emerge?

What are the 4 main reasons to provide information

In 1983 nixon became the first us president to

The term “iron curtain” was based on an actual iron curtain that german theaters used to separate the stage from the audience in case of a fire. who or what did the “iron curtain” of the cold war separate? democratic nations from communist nations the soviet union from its allies the united states from europe europe from asia