"A 2010 poll by Lake Research Partners found that a clear
majority of voters (61%) would choose a punishment other
than the death penalty for murder." (deathpenaltyinfo.org)
And between 1967 and 1977 not a single person was executed in the whole US, independently of the possible will of some states. The Eighth Amendment from 1791, the visible public disapproval and stuff.
And please tell where you've found any "emotional pleas"? Edit: or even "outrage"?
Fine edited to outrage. Your goal is to paint the US as similar to those countries but the fact is it is up to the states. Here are the states with no death penalty:
Alaska, Connecticut, Hawaii, Illinois, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Jersey, New York, New Mexico, North Dakota, Rhode Island, Vermont, West Virginia, Wisconsin, District of Columbia