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  Queen Elizabeth II of Great Britain is currently the longest-reigning monarch in British history. She was crowned in 1953 and her 60 years on the throne was celebrated in June 2012 with the Diamond Jubilee.
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  Business Leader, Reality Television Star, U.S. President (1946-...)
Billionaire real estate mogul and former reality television personality Donald Trump is the 45th president of the United States.
QUOTES
“Going through tough times is a wonderful thing, and everybody should try it. Once.”
—Donald Trump - 
  
  Prime Minister, President of Russia (1952-...)
Vladimir Putin served as president of Russia from 2000 to 2008, and was re-elected to the presidency in 2012. He previously served as Russia's prime minister. - 
  
  U.S. President, Lawyer, U.S. Senator (1961-...)
Barack Obama was the 44th president of the United States, and the first African American to serve in the office. First elected to the presidency in 2008, he won a second term in 2012. - 
  
  President (non-U.S.) (1965-...)
Dmitry Medvedev served under Vladimir Putin and succeeded him as president of Russia in 2008. - 
  
  Duke, Prince, Philanthropist (1982-...)
Prince William is the eldest son of Princess Diana and Prince Charles of Wales, and is next in line for the British throne after his father.