1. How do ideas change the way people live?

when we have new ideas it has a change to society,which new idea comes in their culture, then they consider their life-style through that, and anything which deviates from that, they just eliminate that!! In other words, they just follow their new idea and try to live according to that, so their way of living changes.

Explanation:

^^

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.

the commander in chief