Malacanang Palace officially confirms that June 24, 2014 is a special non-working holiday throughout the city of Manila. This is in celebration of the 443rd Foundation Day anniversary of the City of Manila. Manila was founded by the Spanish conqueror Miguel Lopez de Legaspi in 1571. MalacaƱang Palace, the residence of the Philippine president, from the other side of the Pasig River in Manila (Photo credit: Wikipedia ) The announcement was made by executive secretary via Proclamation No. 766, s. 2014 . For employees who are required to work tomorrow, corresponding additional compensation based on Labor rules shall be given.