What caused the final collapse of the western roman empire?

Invasions by Barbariam tribes. Rome had tangled with Germanic tribes for centuries, but by the 300s barbariam groups like the Goths had encroached beyond the Empires borders.

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where is the cartoon dude

pope john paul ii ( his real name is karol wojtyla) and lech walesa ( the leader of the solidarity movement ) were both born in poland.