On this day, January 20, in 1872 the arsenal workers in Cavite went on strike.
The official calendar of the Republic of the Philippines: an almanac of Philippine commemorations enlivened with illustrations and information. –Manila : Presidential Communications Development and Strategic Planning Office, .
On this day in 1981, the “Iran hostage crisis” ends when Ayatollah Ruhollah Khomeini releases 52 Americans who were held captive for 15 months.
On this day in 1998, researchers Dr James Robl of the University of Massachusetts and Dr Steven Stice of Advanced Cell Technology cloned a cow that could produce medicinal milk.
January is Liver Cancer and Viral Hepatitis Awareness and Prevention Month (Republic Act No. 10526 of 2012)
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