Updated timelines

Hitler's Birth
Hitler's Birth timeline
Basketball History and Racism
Basketball History and Racism timeline
Years of Crisis - Zachary Kovatch
1939-1940
Years of Crisis Timeline Project
Vietnam War
Vietnam War timeline
Singapore 1950-59
Years of Crisis Timeline Project
Modern Age
modern age
Evolution of German tanks since WWI
Evolution of German tanks since WWI timeline
Social Studies- Ryan Marques
World War 2 Timeline
World War 2 Timeline
Refrescos mexicanos de 1940-2010
Refrescos mexicanos de 1940-2010 timeline
civil right timeline
Ma Vie - Lauren Haub
Ma Vie - Lauren Haub timeline