. Read the following excerpt from a treaty between France and Russia. Explain how treaties like this one helped lead to World War I. In your opinion, is this the most important cause of the war? Why or why not? Support your conclusions with well-organized historical evidence.

Why were presidents andrew jackson and martin van buren unwilling to annex texas? a. they did not want texas to be admitted to the union as a slave state. b. they feared that the annexation of texas as a slave state would lead to political problems within the union. c. they thought that texas was too large to be admitted to the union as one state. d. they did not believe in the idea of manifest destiny.