Proper noun
English Wikipedia has an article on:Strategic Defense InitiativeWikipedia
Strategic Defense Initiative
(historical) A system proposed by U.S. President Ronald Reagan on March 23, 1983, to use ground-based and space-based systems to protect the United States from attack by strategic nuclear ballistic missiles.
One of his earliest political activities was leading a group of NDP MPs who heckled former US President Ronald Reagan while he was speaking at the House of Commons in support of the Strategic Defense Initiative and aid to the Contras. Source: Internet
At Boeing, he worked on a Strategic Defense Initiative project. Source: Internet
In 1987, Wake Island was selected as a missile launch site for a Strategic Defense Initiative (SDI) program named Project Starlab/Starbird. Source: Internet
In the 1980s, President Ronald Reagan launched the Strategic Defense Initiative as well as the MX and Midgetman ICBM programs. Source: Internet
Reactors are not dangerous. citation Strategic Defense Initiative seeAlso Teller became a major lobbying force of the Strategic Defense Initiative to President Ronald Reagan in the 1980s. Source: Internet
SDI experiments in the 1980s main The Reagan -era Strategic Defense Initiative (often referred to as "Star Wars"), along with research into various energy-beam weaponry, brought new interest in the area of ABM technologies. Source: Internet