What is one reason Native Americans attacked emigrants on the Oregon Trail?

For food

Explanation:

he was able to speed up production of the processing of seeds

the  equal rights amendment  (era) states: "equality  of  rights  under the law shall not be denied or abridged by the united states or by any state on account of sex." congress first introduced the era in 1923, but the campaign for ratification took off in the 1960s during the  civil rightsmovement.