Albert Einstein Einstein did not return to Germany. He settled in the United States and became an American citizen in 1940. On the eve of World War II, he endorsed a letter to President Franklin D. Roosevelt alerting him to the potential development of "extremely powerful bombs of a new type" and recommending that the US begin similar research. This eventually led to the Manhattan Project. Einstein supported the Allies, but he generally denounced the idea of using nuclear fission as a weapon. He signed the Russell–Einstein Manifesto with British philosopher Bertrand Russell, which highlighted the danger of nuclear weapons. He was
Albert Einstein ATV Albert Einstein ATV The "Albert Einstein" ATV, or Automated Transfer Vehicle 004 (ATV-004), was a European unmanned cargo resupply spacecraft, named after the German-born physicist Albert Einstein. It was built to supply the International Space Station (ISS) with propellant, water, air, and dry cargo, and also to reboost the station's altitude with its thrusters. It was the fourth and penultimate ATV to be built, following the "Edoardo Amaldi", which was launched in March 2012. "Albert Einstein"<nowiki>'</nowiki>s components were constructed in Turin, Italy, and Bremen, Germany, and underwent final assembly and testing in Bremen in 2012. The spacecraft left Bremen for