April 16
Employers lock out 25,000 New York City garment workers in a dispute over hiring practices. The International Ladies’ Garment Workers Union calls a general strike; after 14 weeks, 60,000 strikers win union recognition and the contractual right to strike - 1916
And this: April 16, 1916 - Employers locked out 25,000 garment workers in New York City in a dispute over hiring practices. The International Ladies’ Garment Workers Union called a general strike and, after 14 weeks, 60,000 striking workers won union recognition and the contractual right to strike.

500 workers in Texas City, Texas die in a series of huge oil refinery and chemical plant explosions and fires - 1947
An estimated 20,000 global justice activists blockade Washington, D.C. meetings of the World Bank and International Monetary Fund - 2000
And this: April 16, 2000 - Thousands protested at meetings of the World Bank and International Monetary Fund in Washington, D.C. One of a growing number of globalization demonstrations, the event targeted policies that aid corporate profits while increasing poverty and environmental degradation.
For more information on trade policies and globalization, go to www.citizenstrade.org
Labor history found here:
http://www.unionist.com/today-in-labor-history & here:
http://www.workdayminnesota.org/index.php?history_9_04_16_2011