This newspaper claims that there is a $50,000 reward for something. This is a very convincing appeal, and people would likely buy the newspaper in order to discover how they can earn the reward. However, this is simply a trick to attract readers, as the reward is metaphorical. It is a device used to comment on how the Maine (a ship) was thought to have been destroyed by the Spanish.
Answer:
It was considered the first modern war because it was the first war after the industrial revolution. More technology was invented and modern weapons were used. It was the war that transformed our country.
Explanation: