Misc: what southern city is now located where fort dallas once stood in 1895?

Questions

In 1958, this Tommy Edwards tune began "Many a tear has to fall"?

In 1962 Robert Zimmerman legally changed his name to what?

In 1964, who recorded "baby love"?

In 1965 this group had formed as The Versatiles, but changed their name at the request of Johnny Rivers who had just signed them to his Soul City Label?

In 1965, they had a top ten hit with "You're The One"?