ЗА успешную деятельность по подгото

ЗА успешную деятельность по подготовке танкистов, был награждён медалью и получил звание майора.

Результаты (английский) 1:

For successful training of tank crews, was awarded the Medal and attained the rank of major.

Результаты (английский) 2:

for the preparation of tank, he was awarded a medal and was promoted to Major of successful activities.

Результаты (английский) 3:

for the successful preparation of tankmen, was awarded the medal, and received the rank of major.