Constantine, The Great was the 57th Emperor of the Roman Empire from 306, and the sole holder of that office from 324 until his death in 337. Best known for being the first Christian Roman emperor, Constantine reversed the persecutions of h...

Charles V was Holy Roman Emperor from 1519-1558; he was also King of Spain from 1516-1556, officially as Charles I of Spain, although often referred to as Charles V ("Carlos Quinto" or "Carlos V") in Spain and Latin America. He was the son...

Shivaji Bhonsle was an Indian warrior king and a member of the Bhonsle Maratha clan, Shivaji, in 1674, carved out an enclave from the declining Adilshahi sultanate of Bijapur that formed the genesis of an independent Maratha kingdom with Ra...

George Washington was the first, and only nonpartisan, President of the United States (1789–97), the Commander-in-Chief of the Continental Army during the American Revolutionary War, and one of the Founding Fathers of the United States. He...

Alexander Graham Bell was an eminent Scottish-born scientist, inventor, engineer and innovator who is credited with inventing the first practical telephone. Bell's father, grandfather, and brother had all been associated with work on elo...