PS ) ▁signal ▁was ▁transm itted ▁from ▁Navigation ▁Technology ▁Sat ellite ▁ 2 ▁( N TS - 2 ) ▁and ▁received ▁at ▁Rock well ▁Collins ▁in ▁C ed ar ▁Rap ids , ▁Iowa , ▁at ▁ 1 2 : 4 1   a . m . ▁Eastern ▁time ▁( ET ). ▁ 1 9 7 9 ▁– ▁The ▁Sand in ista ▁reb els ▁over throw ▁the ▁government ▁of ▁the ▁Som o za ▁family ▁in ▁Nic ar agua . ▁▁▁ 1 9 7 9 ▁▁ ▁– ▁The ▁oil ▁tank er ▁SS ▁Atlantic ▁Em press ▁coll ides ▁with ▁another ▁oil ▁tank er , ▁causing ▁the ▁largest ▁ever ▁ship - bor ne ▁oil ▁sp ill . ▁▁ 1 9 8 0 ▁– ▁Open ing ▁of ▁the ▁Summer ▁Olympics ▁in ▁Moscow . ▁ 1 9 8 1 ▁– ▁In ▁a ▁private ▁meeting ▁with ▁U . S . ▁President ▁Ron ald ▁Re agan , ▁French ▁President ▁François ▁Mit ter rand ▁reve als ▁the ▁existence ▁of ▁the ▁F are well ▁D oss ier , ▁a ▁collection ▁of ▁documents ▁showing ▁the ▁Soviet ▁Union ▁had ▁been ▁ste aling ▁American ▁techn ological ▁research ▁and ▁development . ▁ 1 9 8 2 ▁– ▁In ▁one ▁of ▁the ▁first ▁milit ant ▁attacks ▁by ▁He z bol lah , ▁David ▁S . ▁D odge , ▁president ▁of ▁the ▁American ▁University ▁of ▁Be ir ut , ▁is ▁kid n apped . ▁ 1 9 8 3 ▁– ▁The ▁first ▁three - dimensional ▁reconst ruction ▁of ▁a ▁human ▁head ▁in ▁a ▁CT ▁is ▁published . ▁ 1