Match the following items. 1. commander of the United States forces in World War I
Austria
2. President of the United States
Pershing
3. site of Germany's huge offensive against the Allies
northwestern France
4. the assassinated Austrian archduke
Lusitania
5. British trading ship that was sunk by German U-boat
gasless days
6. declared war on Serbia
Wilson
7. American sacrifice on the home front
Ferdinand

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.