"These credits and the deliveries of war material and other products [...] contributed to the war efforts of one of the belligerents. Not only had we abandonded integral neutrality, but - even worse - in so doing, we were as a rule deviating from the very notion of neutrality. "
Almost 600 pages but if you have a spare bit of time and really interested you could do a lot worse than looking at this, it is one of the most candid introspective pieces about world war II.
"These credits and the deliveries of war material and other products [...] contributed to the war efforts of one of the belligerents. Not only had we abandonded integral neutrality, but - even worse - in so doing, we were as a rule deviating from the very notion of neutrality. "