Kingman Reef as Hawai is located in the Pacific Ocean, which is between the American continent and Asia and Australia. Moreover, Kingman Reef is located just above the Equator line, which divides the North and South hemisphere on Earth and 6506 kilometers South to Alaska. Also, this territory covers around 0.03 and belongs to the U.S. as other Islands in the zone including Hawai. According to this, the location of Kingman Reef is shown by letter A, which is in the Pacific Ocean (between the Americas and Asia), and to the South of Alaska.
The 15th amendment gave African american male citizens the right to vote. The 19th amendment gave women the right to vote which was not added until the early 1920's.