Why was the invention of barbed wire in 1874 so important to farmers?
a. it enclosed large areas without the need for expensive fencing materials.
b. it greatly speed up the time it took to till an acre of soil.
c. it made trapping wild game much less labor intensive.
d. it made it easier to raise a barn.

whose power in the senate is equal to the power of the speaker of the house?

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.