westward migration造句怎么写

It is a popular misconception that the Conestoga wagon played a role in the great westward migration towards territories like Oregon and California during the 19th century.

Another said that the Uighurs live in Xinjiang since ancient times, the latter with the westward migration of the Uighurs into modern Uighur polymerization.

As a result of this westward migration, Americans eventually occupied the whole continent-from the Atlantic to the Pacific.

The British Proclamation of 1763, the war of 1812, geological barriers and the lack of modern-day transportation all provided resistance against westward migration.