The difference between 1970 and today--no draft. You will notice their are no university protests either. No so during the Vietnam war.
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College students don't have their asses on the line anymore. If you want to fight, you must volunteer. It's taken the sting out of war.
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We spent 20 years in Afghanistan with hardly a peep of protest.
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Sure we'll go to war, but the typical American won't give a shit, turn off the TV and you'll hardly notice. We have been at war all but about 30 years of our history.
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Biden just signed into law a $777.7 billion military (war) budget. Our fearless leaders whose sons and daughters never go to war (without the draft) can't wait to try out the new toys of war.