Short answers, pulled from the story.
A judge sentenced Julius Hammer to three and a half years in Sing Sing prison. He was convicted of first-degree manslaughter after Marie Oganesoff died from complications following an abortion procedure he performed.
Armand Hammer departed New York on his first trip to Soviet Russia in July 1921. During this visit he met Vladimir Lenin and struck a deal involving furs, caviar, and jewelry expropriated by the Soviet state.
Lenin granted Hammer an asbestos concession lasting twenty-five years to mine rock from the Urals region of Soviet Russia. This arrangement allowed Hammer to establish a foothold in the Soviet economy while other American businesses faced embargoes.
President George H.W. Bush pardoned him in August 1989 for illegal donations made to aid Nixon's re-election. Hammer received probation and a three-thousand-dollar fine for these actions which involved contributions totaling fifty-four thousand dollars.
Hammer negotiated a twenty-year fertilizer agreement with Leonid Brezhnev signed in April 1973. The deal involved exporting phosphate mined in northern Florida to the Soviet Union in exchange for natural gas converted into ammonia potash and urea.