The start of world war 1 can be traced to which of these factors?

Which  was not a problem faced by farmers in the late 19th century

Atreaty was signed in 1842 to end the border dispute between the u.s. and britain in maine. which best expresses the end result for britain? *pic* the british lost all the territory in maine the british territory was bigger than that of the u.s. the british territory was smaller than that of the u.s. the british territory was the same size as the u.s. territory

Germany raced to build the largest navy.