Updated timelines

Causes of WW2
Big Data Use in Environmental Research
AT&T
Sprint Center
Homelessness as a means of Gentrification and Social Inequality
German and Italian Unification
World War I Timeline
Allstate
Timeline of Institutional Racism
Woman's rights
Project 1 sources
Bill Gates and Microsoft
Spokane, Washington
Silverstein Family History
Kansas City Chiefs
German and Italian Unification