On this day, March 11, in 1947, the parity right amendment to the constitution of 1935 was approved by a plebiscite. This amendment gives equal rights to Americans to use the natural resources of the Philippines.
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 2011, there was an earthquake and tsunami in Honshu, Japan that resulted in a serious nuclear accident in Fukushima.
Today in 105 ce Ts’ai Lun invented paper made from bamboo, mulberry, and other fibers. He lived during the Han dynasty.
March is Tax Consciousness Month (Proclamation No. 1239, s. 1974)
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