 In the Treaty of Passarowitz the Banat of Temeswar was subordinated to the "Hofkammer" in Vienna as crown land of the Kaiser on July 21, 1718.Field Marshal Claudius Florimund Count de Mercy was assigned in 1720 with the administration, reclamation and administration of the Banat.Initially he recruited immigrants predominantly from his native country Lorraine for the province entrusted in his care.