Answer:I think it was necessary for the U.S.A. to fight in the Korean War to show Russia we wouldn’t allow them to spread Communism. If we didn’t fight in the war, communism could of become strong an spread even more. Since the U.S.A fought in the war, we showed that Russia couldn’t take over Korea. Fighting in the Korean War stopped Communism from spreading into Korea
Explanation:
But the Battle of Goliad, taking place on October 10, 1835, four months prior to the San Antonio fight, would be a skirmish, actually the second, that showed that the Texans were in it to win their independence, and that this battle, a Texas victory, would show the mettle of their cause.
With war, every country is afraid. They're afraid of possibly being ambushed, becoming in dept, and many other reasons. So by remaining neutral they can sit back and not have to worry about being attacked by any country that's fighting. But that's not always the case now and days. Hope I answered your question correctly.