Updated timelines

Emma B. and Eryn K.'s U.S History TImeline 1492-2011
Carniveil
Marissa Cook's Chapter 24 timeline
World War I
Middle Ages Timeline
British Colonisation of Australia
Middle Ages Timeline
Hoyo-McCauley-Per 3
Movements in Art and Design
Boycotts: A Brief Timeline of 3 Boycotts with a few Details in Between
HWT Approval Process Reform
The Dark Ages
Establishing North American Slavery
TimeToast Timeline
Alfonso X "el Sabio"
CSIT5110 Group Project