May 21, 1898Emilio Aguinaldo arrived in Cavite province from his exile in Hong Kong and issued a proclamation calling on Filipinos to unite and resume the revolution against Spaniards. The order broke the truce signed between Filipino revolutionists and Spaniards in the pact of Biak-na-Bato in December 1987. May 22, 1959ADVERTISEMENTThe province of Lanao was divided into two separate provinces, namely Lanao del Norte and Lanao del Sur, by virtue of Republic Act No. Iligan City was named the capital of Lanao del Norte, while Marawi City was picked as the capital of Lanao del Sur. Compiled by Kathleen de Villa, Inquirer ResearchSources: Inquirer Archives, DOT, nhcp.gov.ph, ncca.gov.ph, pia.gov.ph, thecorpusjuris.com, officialgazette.gov.ph

Source: Philippine Daily Inquirer May 19, 2018 21:00 UTC