Liberalism is a moral philosophy based on individual rights, liberty and equality - this is universally agreed apon terminology almost everywhere apart from here on Lemmy. Here for some reason people keep referring to classical capitalism as liberals like it’s a historical discussion about the economic system of the 16th-18th centuries. We should really be using neoliberalism or libertarianism instead now days, because those are new words that evolved specifically to reduce confusion and refer to similar economic ideas but in modern context.
Where are you getting your numbers from? Vietnamese soldiers and civilians killed range from 970,000 to 3 million. The numbers vary, but so far about 100,000 Ukrainian soldier and civilians died. This is a tragedy indeed. But please fact check next time.