Which empire is known for its brilliant architecture including tile decorated doomed building such as taj mahal? ottoman empire, safavid empire, mughal empire

The Taj Mahal's history begins in the middle of the XVII century, when the mughal emperor Shan Jahan ordered its construction to honor the memory of his third wife, Aryumand Banu Begam.

The Mughal Empire it's considered to be one of the greatest of history regarding continuous land extension:  it stretched from the western border of Germany to the Korean Peninsula, from the Arctic Ocean to Turkey and the Persian Gulf, dominating about a third of the planet's total population at the time.

It began in 1206, when a warrior named Temujin was proclaimed Genghis Khan, the supreme sovereign of Mongolia. Using strategies of war and politics, the leader was responsible for the unification of the numerous nomadic tribes that inhabited the region and resembled customs and language.

it refers to race, i am pretty sure this was a popular term in nazi germany or something.