International Association for Danube Research the Danube. In a more recent branch of IAD in Austria, the ÖK (Österreichisches Komitee), scientists with outstanding research related to the Danube Basin in Austria are awarded with the “Liepolt-Preis”. The major achievement in the first decade of IAD was the monograph “Limnologie der Donau” (Limnology of the Danube), edited by Liepolt and published by E. Schweizerbart’sche Verlagsbuchhandlung (Nägele & Obermiller) Stuttgart in 1967. In the same year, the Commission for Hydrology of the Romanian Academy published the monography “Limnology of the Romanian sector of the Danube”. In 1986, S. Godeanu and V. Popescu-Marinescu released the bibliography “Limnologie der
Nazi rule over the Danube River Bulgaria and others) closely tied to the Nazi regime politically and economically. Serbia at the very least was most likely to remain under some permanent form of German administration. Nazi rule over the Danube River Nazi rule over the Danube River was brought about by force of arms, through annexation of Austria, invasion of Yugoslavia and of the Soviet Union and treaties with the Kingdom of Romania and Hungary, but a legal cover was provided through moves that resulted in a new international order on the river beginning in 1940 and ending in 1945. Before World War II, international trade