Sentence:  What better affirmative step could be <WSD>taken</WSD> to this end than repeal of the Connally amendment - an act which could expose the United States to no practical risk yet would put an end to our self-judging attitude toward the court , enable us to utilize it , and advance in a tangible way the cause of international law and order ? 
Meaning of the word marked with <WSD> tags:  carry out