the first wave of R1b into central Europe. Nevertheless, it is undeniable that the following Unetice (2300-1600 BCE), Tumulus (1600-1200 BCE), Urnfield (1300-1200 BCE) and Hallstatt (1200-750) cultures were linked to the spread of R1b to Europe, as they abruptly introduce new technologies and a radically different lifestyle. Did the Indo-Europeans