When did the Indo Europeans migrate to the east and the west Europe?

The Indo-Europeans began migrating to various regions of Europe around 4000 to 2500 BCE. The migrations to Western Europe occurred primarily during the Bronze Age, while movements to Eastern Europe and beyond happened over a more extended period. These migrations significantly influenced the linguistic, cultural, and genetic landscape of Europe, leading to the spread of Indo-European languages. The exact timing and routes of these migrations continue to be subjects of research and debate among historians and archaeologists.