"there was strong opposition to his stance on the war with Germany"

More than that - some even wanted to join in with Hitler. There are even some today who seem to regret that Germany lost, much of the US 'Right Wing' is almost indistinguishable from that philosophy.

Some, such as the grandfather of GW, had all their money tied up in German munitions, and had to 'rely on the generosity of friends' during the hostilities.