What problems did the american government and britain continue to have over the treaty of paris of 1783

In 1842, the border between Maine and Canada was defined following

after the roman empire, the catholic church began to unify by taking on many duties of a government.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.