It's not clear what you mean. Changes between when and when? In recent years the most significant change in voting procedure is between using punch cards and using electronic voting machines.
Voting Rights Act
it either was i have no idea sorry
elimination of property qualifications for voting in most places.
elimination of property qualifications for voting in most places.
The infantrymen benefited most from tanks. Tanks and Artillery support the infantrymen.
The 3 class voting system benefited the wealthy most. Voting was divided into thirds by the amount of taxes paid, and each class elected a third of the electors who would chose the government officials. Because the wealthiest class contained the least amount of people, they were able to select the most electors per capita and had the highest chance of being represented by the electors they voted for.
Southerners benefited the most from the Dred Scott Decision.
The group that was most benefited from the American Independence was Young White Men
The group that was most benefited from the American Independence was Young White Men
Jim Crow laws segregated, poll tax and literacy tests prevented most freed slaves from voting, because one of the amendments said voting can not be prevented because of skin color, it was too specific.
Ordinary investors benefited most from the Securities and Exchange Commission.