The opening battle of the Spanish-American War took place in the Philippines in Manila Bay on May 1, 1898, an event in which __________.
1. the Spanish Navy fought hard, sinking two US ships, but still lost the battle
2. the Spanish Navy was intimidated and surrendered without firing a single shot
3. the US Navy sank or captured all Spanish ships without losing a single soldier
4. the Spanish Navy won the battle, leading to an increased US presence in the region