Years

These are the years that used to happen a long time ago.

Golden Age

 * 20s: 1928, 1929
 * 30s: 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939
 * 40s: 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950
 * 50s: 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959
 * 60s: 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969

Dark Age

 * 70s: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979
 * 80s: 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988

Renaissance

 * 90s: 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000

Post-Renaissance

 * 2000s: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008

Revival

 * 2010s: 2009, 2010, 2011, 2012, 2013, 2014, 2015