Category:Think tanks by year of establishment

0–9

• Think tanks established in 1921‎ (1 P)
• Think tanks established in 1930‎ (2 P)
• Think tanks established in 1933‎ (2 P)
• Think tanks established in 1934‎ (1 P)
• Think tanks established in 1941‎ (2 P)
• Think tanks established in 1943‎ (3 P)
• Think tanks established in 1945‎ (1 P)
• Think tanks established in 1946‎ (1 P)
• Think tanks established in 1947‎ (5 P)
• Think tanks established in 1948‎ (2 P)
• Think tanks established in 1950‎ (3 P)
• Think tanks established in 1951‎ (2 P)
• Think tanks established in 1952‎ (2 P)
• Think-tanks established in 1955‎ (2 P)
• Think tanks established in 1956‎ (1 P)
• Think tanks established in 1958‎ (3 P)
• Think tanks established in 1959‎ (2 P)
• Think tanks established in 1960‎ (1 P)
• Think tanks established in 1961‎ (5 P)
• Think tanks established in 1962‎ (2 P)
• Think tanks established in 1963‎ (3 P)
• Think tanks established in 1964‎ (2 P)
• Think tanks established in 1965‎ (2 P)
• Think tanks established in 1966‎ (2 P)
• Think tanks established in 1967‎ (3 P)
• Think tanks established in 1968‎ (4 P)
• Think tanks established in 1969‎ (1 P)
• Think tanks established in 1970‎ (4 P)
• Think tanks established in 1971‎ (6 P)
• Think tanks established in 1972‎ (4 P)
• Think tanks established in 1973‎ (3 P)
• Think tanks established in 1974‎ (8 P)
• Think tanks established in 1975‎ (2 P)
• Think tanks established in 1976‎ (5 P)
• Think tanks established in 1977‎ (4 P)
• Think tanks established in 1978‎ (4 P)
• Think tanks established in 1979‎ (2 P)
• Think tanks established in 1980‎ (5 P)
• Think tanks established in 1981‎ (8 P)
• Think tanks established in 1982‎ (3 P)
• Think tanks established in 1983‎ (6 P)
• Think tanks established in 1984‎ (12 P)
• Think tanks established in 1985‎ (8 P)
• Think tanks established in 1986‎ (8 P)
• Think tanks established in 1987‎ (2 P)
• Think tanks established in 1988‎ (11 P)
• Think tanks established in 1989‎ (7 P)
• Think tanks established in 1990‎ (11 P)
• Think tanks established in 1991‎ (10 P)
• Think tanks established in 1992‎ (9 P)
• Think tanks established in 1993‎ (10 P)
• Think tanks established in 1994‎ (5 P)
• Think tanks established in 1995‎ (7 P)
• Think tanks established in 1996‎ (11 P)
• Think tanks established in 1997‎ (13 P)
• Think tanks established in 1998‎ (9 P)
• Think tanks established in 1999‎ (12 P)
• Think tanks established in 2000‎ (13 P)
• Think tanks established in 2001‎ (16 P)
• Think tanks established in 2002‎ (14 P)
• Think tanks established in 2003‎ (16 P)
• Think tanks established in 2004‎ (15 P)
• Think tanks established in 2005‎ (11 P)
• Think tanks established in 2006‎ (16 P)
• Think tanks established in 2007‎ (19 P)
• Think tanks established in 2008‎ (22 P)
• Think tanks established in 2009‎ (10 P)
• Think tanks established in 2010‎ (14 P)
• Think tanks established in 2011‎ (17 P)
• Think tanks established in 2012‎ (15 P)
• Think tanks established in 2013‎ (7 P)
• Think tanks established in 2014‎ (5 P)
• Think tanks established in 2015‎ (2 P)
• Think tanks established in 2017‎ (6 P)
• Think tanks established in 2018‎ (6 P)
• Think tanks established in 2019‎ (2 P)
• Think tanks established in 2020‎ (3 P)
• Think tanks established in 2023‎ (1 P)