Wiktionary
unneutral
a. Not neutral.
Usage examples of "unneutral".
When Sweden complained in the summer of 1915 that Britain was delaying her messages, Britain informed her that it had positive knowledge of the unneutral practice.
According to the German prize laws it is unneutral support of the enemy if a neutral ship takes part in hostilities.
The transfer to Great Britain of fifty American warships was a decidedly unneutral act by the United States.
Nevertheless the transfer of destroyers to Britain in August, 1940, was an event which brought the United States definitely nearer to us and to the war, and it was the first of a long succession of increasingly unneutral acts in the Atlantic which were of the utmost service to us.