Which event had the immediate effect of causing germany to declare war on the allies?

What role and side did italy fight on during world war 1? why did they change sides? write this in your own words.

What are the contributions of the byzantine empire

Which of the following are details about the compromise of 1877? election results in a couple of states were in dispute and too close to call. samuel tilden would be given the win in exchange for the removal of federal troops. the presidential election was close between rutherford hayes and ulysses grant. it was agreed troops would leave the south in exchange for a hayes victory.