Historical Timelines of Controversial Issues
Some of the historical timelines are featured below.
1.ACLU - History of the ACLU from 1915 to Present
2.ALTERNATIVE ENERGY - History of Alternative Energy and Fossil Fuels
3.BORN GAY - History of the Born Gay Debate & Theories of Sexual Orientation
4.DEATH PENALTY - History of the Death Penalty
5.ELECTRONIC VOTING MACHINES - History of Electronic Voting Machines and Related Voting Technology
6.EUTHANASIA / PHYSICIAN-ASSISTED SUICIDE - History of Euthanasia and Physician-Assisted Suicide
7.FELON VOTING - History of Felon Voting and Disenfranchisement
8.GAY MARRIAGE - History of the Same-Sex Marriage Debate
9.ILLEGAL IMMIGRATION - History of Illegal Immigration to the United States
10.ISRAELI-PALESTINIAN CONFLICT - History of the Israeli-Palestinian Conflict from 1900-Present
11.MEDICAL MARIJUANA - History of Marijuana as Medicine - 2900 BC to Present
12.MILK - History of Cow’s Milk from the Ancient World to the Present
13.PROSTITUTION - History of Prostitution from 2400 BC to the Present
14.SPORTS & DRUGS - History of Performance Enhancing Drugs (PEDs) in Sports from Ancient Greece to Present
15.“UNDER GOD” IN THE PLEDGE - History of the US Pledge of Allegiance & the Phrase “under God”
Source: procon.org

