Britain abolished slavery
O
O
O
O
in 1865, after the United States did.
in 1804, before the United States did.
in 1833, before the United States did.
in 1848, after the United States did.

the answer is d. party organizers, volunteers, voters and elected officials.

name two ways organisms join a population and two ways organisms leave a population. two ways organisms join a population are birth rate and immigration. two ways they leave are death rate and emigration.

explanation:

i also think he is correct. i believe they came to washington to protest their rights.