English ⇄ Russian

fight against the enemy stresses
gen.	бороться с врагом (against that country, with a person, against difficulties, against a disease, with temptations, with an evil, against nature, etc., и т.д.); бороться против врага (against that country, with a person, against difficulties, against a disease, with temptations, with an evil, against nature, etc., и т.д.)
Makarov.	оказывать сопротивление противнику; сражаться с врагом