Do you think trading with Asia and Africa worth the difficulty?

At some degree, yes. Sometimes the difficulties arent worth it but that depends on when, where, and what your getting.

a system in which products were made rapidly by machines

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.