Answer:
Invasions by Barbarian tribes. The most straightforward theory for Western Rome's collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s “barbarian” groups like the Goths had encroached beyond the Empire's borders.
Explanation:
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The attack was december 7, 1941
Thailand is the country that avoided european colonization
The answer is B. Military trials held by the allies against german leaders