List of G7 leaders

Columns: Entered office as Head of State or Government | Began time as senior G8 leader | Ended time as senior G8 leader | Term Length | Person | Office
16 October 1964 | 15 November 1975 | 5 April 1976 | 142 days | Harold Wilson | Prime Minister of the United Kingdom | 16 May 1974 | 5 April 1976 | 27 June 1976 | 83 days | Helmut Schmidt | Chancellor of West Germany | 20 April 1968 | 27 June 1976 | 4 June 1979 | 2 years , 342 days | Pierre Trudeau | Prime Minister of Canada | 16 May 1974 | 4 June 1979 | 3 March 1980 | 273 days | Helmut Schmidt | Chancellor of West Germany | 20 April 1968 | 3 March 1980 | 30 June 1984 | 4 years , 119 days | Pierre Trudeau | Prime Minister of Canada | 4 May 1979 | 30 June 1984 | 28 November 1990 | 6 years , 151 days | Margaret Thatcher | Prime Minister of the United Kingdom | 10 May 1981 | 28 November 1990 | 17 May 1995 | 4 years , 170 days | François Mitterrand | President of France | 1 October 1982 | 17 May 1995 | 27 October 1998 | 3 years , 163 days | Helmut Kohl | Chancellor of Germany | 10 July 1991 | 27 October 1998 | 31 December 1999 | 1 year , 65 days | Boris Yeltsin | President of Russia | 20 January 1993 | 31 December 1999 | 20 January 2001 | 1 year , 20 days | Bill Clinton | President of the United States

Example questions:
What is the name of the oldest G7 leader that was elected from 2000 onwards ? | Out of all G7 leaders born before 1930 , which one ruled for the longest period ? | Out of all G7 leaders who entered office before 1980 , which one is oldest ? | Out of all G7 leaders entering office in 1990s , which one was youngest ?

Answers:
Silvio Berlusconi | Margaret Thatcher | James Harold Wilson | Tony Blair