2/3 <span>of the members in each house</span>
<span>An 1890 massacre left some 150 Native Americans dead, in what was the final clash between federal troops and the Sioux. In 1973, members of the American Indian Movement occupied Wounded Knee for 71 days to protest conditions on the reservation.</span>
It was the first multicultural empire in history. It was also the first very large empire. Because of this the Empire had to develop ways of running effectively. Roads were built over great distances. Standardize currency. Localized governing systems (i.e. satrapies). It was also the first time Asian powers attempted to invade Europe.
California became apart of the United States in 1850.