How did genghis khan's rise to power constitute a break with previous mongol traditions?

If one thinks illegal immigrants should become american citizens, should they become american citizens automatically or should there be a waiting period?

Me and youin the summer of 1804, after meeting native americans for the first time, lewis and clark reached the eastern edge of

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?