Modernism
1916 Planned Parenthood
1930 Lambeth Conference
1960 Sexual Revolution
1962 Engel v. Vitale (school prayer)
1962-65 Vatican II
1967 Land O’Lakes Statement
1969 New Mass
1973 Roe v Wade
2013 Pope Francis
2020 Biden
2020 The Great Reset
Tradition
1891 Rerum novarum
1907 Pascendi Dominici gregis
1962-65 Vatican II dissent
1968 Humanae vitae
1970 SSPX
1980 Reagan
1988 FSSP
1990 ICKSP
1992 Catechism of the Catholic Church
2007 Summorum Pontificum
2021 Mass of the Ages (film)
For more on Mass of the Ages, see https://latinmass.com/ If you are not interested in the Latin Mass, just look at the statistics.