The New Model Army met its only serious reverse in Ireland at the Siege of Clonmel, where its attacks on the towns walls were repulsed at a cost of up to 2,000 men.
Den nydannede hær fik sit eneste alvorlige tilbageslag i Irland ved Belejringen af Clonmel, hvor dens tab ved stormen på byens mure var på 2000 mand.