- Masaccio, Trinité, 1425-1428, fresque, Florence, Santa Maria Novella
- Paolo Uccello, Les lances, Bataille de San Romano, 1438, détrempe sur bois, Paris, Musée du Louvre
- Filippo Brunelleschi, Sacrifice d'Isaac, 1401, bronze, Florence, Museo del Bargello
- Pisanello, Georges et la princesse de Trébizonde, 1433-1438, fresque, Vérone
- Gentile da Fabriano, Adoration des mages, 1423, détrempe et or sur bois, Florence, Galerie des Offices
- American military involvement in Vietnam
- My lai massacre in the media mass killing of max 500 civilian
- Engel v vitale ending prayers in public school
- Luther king condemning Vietnam war
- Protesting the election of miss America
- Movement men prefer to be independent
- Miranda v Arizona rights to have a lawyer
- Griswold v Connecticut right to contraception
- Philosopher behind conservatism ideologies
- Loving v Virginia right to interracial marriage
- Regents of the university of Carolina VS bakke
- 15th gives blacks voting franchise
- Acts passed by congress : civil rights act
- Trilling, the liberal imagination date
- Brown II carry out school desegration with all deliberate speed