How could you fix the issues of slavery in the 1840s as a slave holding state?

How was the united states involved in the russo-japanese war? a) president roosevelt negotiate peace. b) the united states fought on japan’s side. c) the united states fought on russia’s side. d) president roosevelt convinced britain to stay neutral.

What is an example of a secondary source?

Brainliestttme : )why was the launch of sputnik in 1957 important? -most in the u.s. had not thought the soviets were capable of producing satellite technology.- it made clear that the u.s. space program was dominant.- most in the soviet union had not thought the u.s. was capable of launching manned aircraft. -it established the fact that a more dangerous hydrogen bomb could be created.