How many heads of state are there?
195 states (193 UN members + Vatican City + Taiwan) are the basic list.
Also there are leaders of 10 other national entities (quasi and unrecognized states, and of 7 in exile and/or alternative governments (only in exile governments that exercised power or succeeded governments that exercised power)..
What country has the longest serving democratically elected leader?
The longest-serving and longest current serving male president ever is Teodoro Obiang Nguema Mbasogo, who is currently the President of the Republic of Equatorial Guinea, who seized power in a coup in 1979.
How long does British Prime Minister serve?
Ordered by tenureRankPrime MinisterLength served1Sir Robert Walpole20 years, 314 days2William Pitt the Younger18 years, 343 days3The Earl of Liverpool14 years, 305 days4The Marquess of Salisbury13 years, 252 days51 more rows
Which leader ruled the longest?
List of current longest-ruling non-royal national leadersRankNameLength of tenure1.Paul Biya45 years, 117 days2.Teodoro Obiang Nguema Mbasogo41 years, 83 days3.Ali Khamenei39 years, 12 days4.Denis Sassou Nguesso36 years, 205 days44 more rows
Who is longest serving president?
William Henry Harrison spent the shortest time in office while Franklin D. Roosevelt spent the longest. Roosevelt is the only American president to have served more than two terms.
Who is the oldest currently serving state leader?
10 oldest serving state leadersRankNameAge1Elizabeth II94 years, 191 days2Raúl Castro89 years, 148 days3Colville Young87 years, 344 days4Paul Biya87 years, 259 days6 more rows