When william wilberforce and the abolitionists began their fight against the slave trade in britain, how much of britain’s economy was dependent upon the slave trade?

Not much, really. The slaves didn't make the major good. And the plantations didn't even add up to 5% of the total profit in Britain's economy.

Ifound this on google “simply, the working conditions were terrible during the industrial revolution. as factories were being built, businesses were in need of workers. with a long line of people willing to work, employers could set wages as low as they wanted because people were willing to do work as long as they got paid.” i hope this you for what your looking for.

Delaware, pennsylvania, new jersey, georgia, connecticut, massachusetts bay, maryland, south carolina, new hampshire, virginia, new york, north carolina, and rhode island and providence plantations where the 13 original colonies