The answer is c
Explain: I did it on edg
<span>That tension came to a head in Korea. Overshadowed by WWII, the Korean War has often been called America's "forgotten war," though like Vietnam it was part of a larger Cold War struggle to extinguish communism. In 1950, North Korean communist troops invaded South Korea, which was an American ally.</span>
The question arose for federal nations whether the tidelands for formerly independent coastal states had been ceded to the federal union on admission, or retained. The admission of the former Republic of Texas as a state in the United States in 1845 stipulated that its tidelands remained the territory of Texas. I hope this helps :)