sentences:  After the war's end in 1995, most Croatian refugees returned to their previous homes, while some (mostly Croat refugees from Bosnia and Herzegovina and Janjevci from Kosovo) moved into the formerly-held Serbian housing.Genetically, on the Y chromosome line, a majority (>85%) of male Croats from Croatia belong to one of the three major European Y-DNA haplogroups – I (38%-44%), R1a (27%-34%) and R1b (12.4%-15%), while a minority (>15%) mostly belongs to haplogroup E (9%), and others to haplgroups J (4.4%), N (2%), and G (1%).Genetically, on the maternal line, a majority (>65%) of female Croats from Croatia (mainland and coast) belong to three of the eleven major European mtDNA haplogroups – H (45%), U (17.8–20.8%), J (3–11%), while a large minority (>35%) belongs to many other smaller haplogroups.