Final answer:
The correct answer is option 3. The battle cry 'Remember the Maine' was associated with the Spanish-American War. The USS Maine, a U.S. battleship, exploded off the coast of Cuba in 1898, leading to public calls for war. 'Remember the Maine' became a widespread rallying cry for revenge.
Step-by-step explanation:
The battle cry 'Remember the Maine' was associated with the Spanish-American War. In February 1898, the USS Maine, a U.S. battleship, exploded off the coast of Cuba, leading to widespread belief that it was a Spanish attack. This event, coupled with sensationalist newspaper reporting, fueled public support for war.
The phrase 'Remember the Maine' became a rallying cry for Americans seeking revenge for the deaths of the American sailors onboard the ship.