Why did american settlers in texas have conflict with the mexican government during the 1830s?

a.
american settlers owned slaves, which violated mexican law.

b.
the mexican government insisted that settlers move to territory farther south.

c.
the mexican government refused to allow settlers to establish farms or ranches.

d.
american settlers who were catholic could not vote or own property.

the french gave their support to another tribe during he war.

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.