Permanent move from one country to another due to various reasons is called migration. Throughout history people has moved from one place to another to explore their world. Migration has impacted world culture since its beginning.
There are three main causes for migration, It falls into three categories: Economic, Environmental and political. While speaking of migrations experts talk about push and pull factors.
The factors that push people out of an area are called push factors while the factors that pull people toward an area is called pull factor. Ex. while talking about the environment lack/depletion of natural resources can be a push factor while availability of land at some other place can be a pull factor.
The Battle of Plassey (1757) was a defining moment in Indian history. The Battle of Plassey was fought between the British East India Company and the Nawab of Bengal and his close supporters, most of whom were French forces.
Sponges were among the earliest animals. While chemical compounds from sponges are preserved in rocks as old as 700 million years, molecular evidence points to sponges developing even earlier.
Europe maintained unity after the Roman Empire. 1 through The power of the Papacy and the Christian faith, and 2 Through Feudalism because even though it caused fractures in regions it offered a clear power structure that allowed Strong nations to bring their weaker neighbors under their direct control.