Albert Einstein

1912

Became a professor of theoretical physics at ETH.

1913

Worked on his new theory of gravity, believing current understanding to be wrong.

1914

Became professor of theoretical physics at the University of Berlin.

1915

Published his general theory of relativity.

1917

Published his first paper on cosmology.

1919

His general theory of relativity was proven by a solar eclipse, raising his profile.

1920

Anti-Semites attacked Einstein and his work.

1922

Worked on unified field theory and won the Nobel Prize for his work on quantum theory.

1927

Developed the foundations of quantum mechanics with Niels Bohr.

1928

Worked on a unified field theory, but suffered a heart illness.

1933

Left Nazi Germany for the US and took up a post at the Institute for Advanced Study in Princeton, New Jersey.

1939

Warned President Franklin D. Roosevelt that Germany could be building an atomic bomb.

1940

Awarded US citizenship.

1952

Turned down becoming president of the new State of Israel.

1955

Died in Princeton, New Jersey, of heart failure.