The war giving Cuba independence from Spain was the "Spanish American War", since this was the war in which the US engaged with Spain in part because of their ill treatment towards the Cuban natives.
Thomas Jefferson was concerned about the Louisiana purchase as the land was unexplored as Louis and Clark had only gone through a small section of the land. Also the land would add a lot of land for the United States witch was still developing as a country so that means that it could be left useless and unexplored and no people could live there
A group of 5 different bills passed by the US Congress in September of 1850
The churchill speech was considered important because the speech was given when there was critical time in the history of the world.
Churchill speeches were being met with criticism which was from public of Britain and in the United States it was received in a better way.
Churchill believed that a speech can be powerful if vivid pictures and sound waves which bring about rapid succession.
Some of his speeches he said that he will fight on beaches, never despair. He told his people never despair despite what comes on their way.