What group of people made up the progressive movement

Me < 3 there are multiple ‘3rd party’ political parties in the us. what are the benefits of having 3rd parties? what are the disadvantages of being a member of one? would the u.s. benefit if there were more 3rd parties created, more support for the current ones, or would it be best to get rid of them altogether? why?

Legacy of the new deal is positive or negative

6. how did trade with the venetians contribute to the fall of the byzantine empire?