Who was the last to join the allied fighting force? germany france great britain united states

The right answer is  united states. Given that the War was not specified let us take a look on both wars. In both wars USA was the last to join the allied fighting force, because of its neutrality policies and its geographic neutrality.

WWI:  The USA came into war, on the side of the Triple Entente (or Allies), in April 1917, after Germany had resumed its unrestricted submarine warfare. By this time, France and Britain were already at war.

WWII: The USA declare war on Japan on  December 8, 1941 after the attack of Pearl Harbor. Putting an end in the American neutrality again. And again, France and Britain were already at war.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

a.) a poor farmer, due to the fact that they would want to be freed from british rule.