Jim crow was not a real person but it was a phrase "Jim Crow" has often been attributed to "Jump Jim Crow<span>", a song-and-dance c</span>aricature<span> of blacks performed by white actor Thomas D.Rice</span><span> in b</span>lackface<span>, which first surfaced in 1832 and was used to satirize A</span>ndrew Jackson<span>'s populist policies</span>
B) Plain Native Americans benefited from the horse
Congress passed the War Powers Resolution<span> in the aftermath of the </span>Vietnam War<span> to solve concerns and create procedures for the US </span><span>to stick to during situations where they could cause conflict abroad upon entering.
Hope I could help.</span>