Which of the following statements describes the impact of the battles at lexington and concord? the american cause was set back with the defeat. britain demonstrated why it was the most powerful army in the world. americans proved they could fight england.

His is the name of the group in the house of representatives that, in 1947, began hearings to expose communist infiltration in american life. unfortunately, a good deal of the evidence they used was based on hearsay and conjecture, meaning innocent people were harmed by their findings.