What is the most mainstream conservative position on foreign policy? (poll 5122230)

What is the most mainstream conservative position on foreign policy?

Unless we are attacked or are in imminent danger, combat troops should not be committed to battle, until Congress has declared war.

The President can send troops into battle any time he wants if he thinks it is our National interest.

The President can send troops into battle any time he wants, but he should consult Congress first.

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