Singapore Government quietly expanding F-15 fleet from 24 to 40, rumored to have acquired unmanned aerial drone from Israel

Defence.pk, 25 Aug 2014
Singapore appears to have quietly boosted the size of its F-15SG fleet from 24 aircraft to 40, according to Boeing financial statements, aircraft registration filings, and US congressional reports.
Singapore originally bought 12 F-15SGs – with an option for eight more – under a contract signed in December 2005. In October 2007 the city-state modified this option by buying