In fact , his actions at the battle of Dobrynichi were decisive in the defeat of Dmitrii 's forces .
He was a part of the army that was sent to repel the Pretender Dmitrii Ivanovich 's invasion of Muscovy in 1604 -- 05 .
His actions at the battle of Dobrynichi were decisive in the defeat of Pretender 's forces .
He was a part of the army that was sent to repel the Pretender Dmitrii Ivanovich 's invasion of Muscovy in 1604 -- 05 .