Not sure but, if you go to W I k I p e d I a and put in "How did the election in 1866 reflect most Texans Views on political and societal changes in the state?" It may help.
They moved to the city so they would have an easier time finding work
It prohibits any laws that establish a national religion, impede the free exercise of religion, abridge the freedom of speech, infringe upon the freedom of the press, interfere with the right to peaceably assemble, or prohibit citizens from petitioning for a governmental redress of grievances.