Which state passed the first poll tax

What person was influential and trying to ease race relations in america during the early part of the twentieth century

How did geography impact the development of the early russia?

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?