assume an offensive posture

assume a defensive / assume the defensive

follow and assume / follow-and-assume

assume the offensive

assume a course

assume a formation

assume a position

assume an alarming character

assume an appointment

assume an irreversible character

assume combat formation

assume control

assume direction

assume duty

assume obligations

assume obligations under a treaty

assume office

assume responsibilities

assume risk

assume the command

assume duties

assume the responsibility (for)

assume а defensive attitude

assume

assume the defense

assume a preparatory formation

assume a defensive (attitude)

assume the defensive

I assume full responsibility for

defense posture

defensive posture

deployability posture

full alert (posture)