than any relationship between any other british prime minister and any other american president. >> thatcher convinced reagan that mikhail gorbachev was a soviet leader that could do business with. >> he was willing to admit that some things were wrong in the soviet union, which was very unusual. >> and reagan backed the prime minister in britain's 1982 faulkland's war with argentina. the conflict cost 255 british lives and cemented thatcher's reputation as a resolute leader. >> the prime minister never expects top send people into battle. i was agonized over it. you couldn't leave our people captive. >> thatcher was the only british prime minister to serve three consecutive terms. in 1990 after a leadership struggle within her own party, thatcher was forced to resign. though no longer on the frontlines, thatcher still had political sway as barroness thatcher, sitting in britain's upper chamber, the house of lords. later in life as her health deteriorated public appearances