Where and when started world war i?

What is the main social system that existed in ancient china?

6. why did louis xvi call a meeting of the estates-general in 1789? how long had it been since such a meeting had been called?

What event ensured england safe passage to colonize north america? a) many englishmen desired more religious freedom than the king allowed.b) england's government decided to take advantage of america's wealth of resources.c) england's defeat of the spanish armada in 1588 opened up the seaways.d) cabot claimed the north atlantic coast for england in 1497.