Shimon Sakaguchi (born 1951)

Born 1951 CE.

Shimon Sakaguchi (坂口志文, Sakaguchi Shimon; born 19 January 1951) is a Japanese immunologist. He is a distinguished professor at Osaka University and a professor emeritus at Kyoto University. His work includes the discovery of regulatory T cells and describing their role in the immune system. In 2025, he was jointly awarded the Nobel Prize in Physiology or Medicine with Mary E. Brunkow and Fred Ramsdell.

Text from the Wikipedia article Shimon_Sakaguchi, licensed CC BY-SA 4.0.

Everything else in 1951 CE

HistoryLayer draws the world as it was in any year from 123,000 BCE to 2026. Move the slider and the borders redraw for that year; the map carries 23,890 events, 12,790 people, 837 wars and 13,183 cities, each one readable in place. Signing in is optional and lets you keep what you find.

HistoryLayer is an interactive map of world history: pick any year from 123,000 BCE to 2026 and the borders, events and people of that moment are drawn for you. It needs JavaScript to draw the map. The guide, the sources and licences and the privacy page are readable without it.

HistoryLayer

1914CE

World Wars

123,000 BCE2026 CE

54 stops — one per surviving map on file, evenly spaced drag the pin · ←→ steps one stop the same 54 stops by true elapsed time ↑

Map & filters

Show on the map

Filter

Colour by

Polity Empire

Shimon Sakaguchi (born 1951)

Saved · 0