European allies should not worry about the United States' commitment to NATO, Mark Rutte, the chief of the military alliance, said on Tuesday, speaking before a summit that is likely to sign off a big new spending goal.

THE HAGUE (Reuters) -NATO Secretary General Mark Rutte said on Tuesday he had no doubt the United States is committed to the alliance's Article 5 mutual defence clause, after remarks by President Donald Trump cast renewed doubt on his willingness to protect allies.