The Institute of Foreign and International Private Law opens at the Berlin Palace under the aegis of the Kaiser Wilhelm Society.

The first issue of the Journal of Foreign and International Private Law is published.

Under duress from the Nazi regime, Rabel resigns as director at the Institute.

In an effort to spare the Institute’s library from destruction amid air raids on Berlin, two fellows at the Institute, Hans Rupp and Konrad Zweigert, send the whole collection to Tübingen, where the Institute is provisionally quartered in a fraternity house.

Work begins on the International Encyclopedia of Comparative Law, a major project initiated by Konrad Zweigert, who had been appointed director at the Institute in 1963, together with later Institute director Ulrich Drobnig.

Publication of the first issue of TRANSPO.

Ulrich Drobnig, Hein Kötz, and Ernst-Joachim Mestmäcker are appointed as Institute directors.

With the growth of Japan as an economic power, the Institute establishes a “country desk” dedicated to Japanese law.

The Institute holds a conference to celebrate its 75th anniversary.

A team of 30 researchers submits a comparative international study on early marriage practices to the Federal Constitutional Court of Germany.

The Institute celebrates its centenary with the symposium “Thinking Ahead in Private Law.”