How did the civil rights acts of 1957 and 1960 show that the federal governments approach to the 15th amendment had changed?

The act changed the authority to register voters from state and local authorities to the federal government.

Explanation:

By the 1950s, the campaign for civil rights transformed the world. In 1957, 1960 and 1964, Congress implemented Civil Rights Acts neither law was sufficiently strong to prohibit the bias of the local politicians in elections.  

The Alabama Local police targeted Alabama brutally on 7 March 1965, protests in Selma. News cameras recorded the brutality in "Bloody Sunday," where many American people and Congressmen began to question whether the local governments ever properly implemented current civil rights laws.

The law shifted to state and local governments with the right to submit an application for the administration to vote.

Since the Voting Rights Act  marked the largest change in the federal-state relations in voting terms, the matter was instantly challenged in court as a result of the rebuilding. From 1965 to 1969, a number of key decisions of the Supreme Court Constituency of the statute has been maintained.

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native americans

american indians have appeared on many u.s. coins including the buffalo nickel

benjamin franklin learned a lot about democracy by observing the iroquois indian

the term "indian" originated with christopher columbus. he thought that he had reached the east indies when he landed in america and therefore named the inhabitants indians.

camping

camping can relieve stress and depression

your campfire may be a hazard

long-term campsites include permanent and semi-permanent setups and can lead to closer relationships with neighboring campers

buffalo

buffalo are herbivores and feed on about 60 pounds of plant material and grasses a day.

buffalo are considered to be an adult when they reach 3 years old.

buffalo’s tail can be almost three feet long, and they use it to swap at pesky bugs.