Or The Universal Soldier by Buffy St Marie.
Perhaps my least favorite song of the sixties because the lyrics are so stupid.
But without him, how would Hitler have condemned him at Dachau?
Without him, Caesar would have stood alone.
Dachau was created and run not by soldiers but by party hacks, bureaucrats and police. It was American soldiers who liberated it.
If Caesar had stood alone, Western civilization would have been swept away by the barbarian hordes.
I like Jan & Dean's answer song: