Russia-Ukraine Live Updates: Biden warns of largest invasion 'since WWII'

The Russian build-up around Ukraine threatens to the largest invasion since World War II?

My, how short our memories seem to be, and how hard it becomes for us to respond coherently.

Here's my off-the-cuff recollection of bigger invasion forces sent into battle in the last 70-odd years (omitting the recurring Arab-Israeli and Indo-Pakistani brouhahas) Did I miss any?

North Korean invasion of South Korea (1950): 150,000-200,000 troops
Invasion of Czechoslovakia (1968): 250,000 troops
North Vietnamese invasion of South Vietnam (1972): 200,000 troops
North Vietnamese invasion of South Vietnam (1975): 350,000 troops
Vietnamese invasion of Cambodia (1978): 150,000 troops
Chinese punitive invasion of Vietnam (1979): 200,000-400,000 troops
Iraqi invasion of Iran (1980): 150,000 troops
Iraqi invasion of Kuwait (1990): 150,000 troops
US-led counter-invasion of Kuwait (1991): 950,000 troops
US-led invasion of Iraq (2003): 310,000 troops