The Norman conquest of England, led by William the Conqueror (r. 1066-1087 CE) was achieved over a five-year period from 1066 CE to 1071 CE. Hard-fought battles, castle building, land redistribution, and scorched earth tactics ensured that the Normans were here to stay. The conquest saw the Norman elite replace that of the Anglo-Saxons and take over the country’s lands, the Church was restructured, a new architecture was introduced in the form of motte and bailey castles and Romanesque cathedrals, feudalism became much more widespread, and the English language absorbed thousands of new French words, amongst a host of many other lasting changes which all combine to make the Norman invasion a momentous watershed in English history.
A blossoming of the African American culture, mostly in art and literature. It was the most influential movement. It was considered a golden age in African American culture.
The correct answer here is (4) Mongols.
The Mongols were a nomadic people who travelled on horseback and were very proficient archers. They were said to be able to shoot a target from full horseback speed with their bows.
They were led by Genghis Khan and conquered a good portion of Asia and also entered parts of Europe. Their empire was one of the biggest ones to date.