1968 Events.

https://socialistworker.org/2008/08/22/1968-democratic-convention

https://socialistworker.org/2008/08/05/1968-and-prague-spring

http://www.hawaflcio.org/MLKonLabor.htm

http://truthseeker2473.blogspot.com/2018/04/dr-king-50-years-later.html

https://socialistworker.org/2018/04/04/1968-when-kings-murder-set-off-the-uprisings

http://www.woodlandsjournal.com/2017/01/16/10-interesting-facts-about-dr-martin-luther-king-jr/5/