the full measure of something
From Longman Dictionary of Contemporary Englishthe full measure of somethingthe full measure of somethingformalALL/EVERYTHING the whole of something Ralph received the full measure of his mother’s devotion. → measureExamples from the Corpusthe full measure of something• His poetry beautifully expresses the full measure of his joy.• The United States will continue to furnish you and your people with the fullest measure of support in this bitter fight.