It didn't make equality but it was a move towards desegregation.
“The purpose of government, Locke wrote, is to secure and protect the God-given inalienable natural rights of the people. For their part, the people must obey the laws of their rulers. Thus, a sort of contract exists between the rulers and the ruled”
A team of engineers including Henry Martyn Robert (Robert's Rules of Order) designed a plan to raise much of the existing city to a sufficient elevation behind a seawall so that confidence in the city could be maintained
I would say 1. The light bulb because candles were far more of a fire hazard and a lot less light 2. Electric heater because again a lot less of a fire hazard and less prep work 3.electric refrigerator because you could safely store food for a long time with out spoil and or deep freezer for the same reason. Edit: some of this you might want to reword.
To execute laws; put a law into effect.