Vel' d'Hiv Roundup
The Vel' d'Hiv' Roundup ( ; from , an abbreviation of ) was a mass arrest of foreign Jewish families by French police and gendarmes at the behest of the German authorities, that took place in Paris on 16 and 17 July 1942. According to records of the" Préfecture de Police", 13,152 Jews were arrested, including more than 4,000 children.