
Russia & Ukraine: A Year of War
Dan Snow's History Hit
00:00
How to Plan an Invasion of a Country
If you're ever planning to invade a country, here's some sums that you should run in your head. Raw number one is you need at least three times as many attackers as you need defenders. If I'm going to take and hold cities, well, if the population's hostile, I probably need one soldier for every 10 inhabitants. So you start to see in a country of 44 million people actually really quickly, these numbers become just completely impossible to achieve.
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