During which crusade did christians capture jerusalem and establish four kingdoms first or second

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?

How did the supreme court decision in the slaughterhouse cause an affect american business

Why did countries not allow jewish refugees asylum?