Answer:
The Persian Wars were a series of conflicts between the Achaemenid Empire and Greek city-states that started in 499 BC and lasted until 449 BC.
Spain captured British forts along the Mississippi river and claimed the area between the Ohio and Missippi rivers!
International government organization requires participation from three states at least, whose individuals are bound by a formal contract.
International organizations provide numerous assorted capacities, including gathering data and observing patterns for example WMO, conveying administrations and help like WHO, and giving forms for exchange as EU and settling issues likeWorld Trade Organization.
One factor that helped Buddhism spread to China was the way of the Silk Road.