Meanwhile…

standardization of Swahili as an administrative language in East Africa

ca. 1930

Neutrality laws keep America at a distance

1935-1937

Two world wars and the atomic age

1914-1945

Rise of the Japanese Empire in East Asia

1931-1932

Italian conquest of Ethiopia

1935-1936

Diverse reef fauna colonizes coral ecosystems

from around 485 million years ago to the present

Discovery of Penicillin

1928

founding of the Bourbaki group

circa 1935

The Graf Zeppelin circles the earth

rond 1929

The German Autobahn: roads for the modern car

rond 1934

Salsa, tango and jive emerge from the Americas

from the late 19th century (tango) to the 1970s (salsa)

1932 Los Angeles Olympics

juli-augustus 1932

The survival of the birds

vanaf ca. 66 miljoen jaar geleden

Emigration to the United States

1933

The Anthropocene and climate change

20e-21e eeuw