How did all of Europe become engaged in a massive war within 30 days?

Which statement regarding the distribution of wealth by the mid-19th century is most accurate?

The 1884 amendment added onto the chinese exclusion act included what additional stipulation? the law would apply to ethnic chinese regardless of which asian country they originated from. the law would provide newly arrived chinese immigrants with land in the oklahoma territory. the law would establish all chinese americans as permanent aliens and deny them citizenship. the law would prohibit chinese immigrants from reentering the united states once they exited.

What was one of the accomplishments of the space shuttle that what was one of the accomplishments the space shuttle that facilitated communication and entertainment ?