Which event signaled the The start of world war two Russia invited Serbia which angered The people of Germany

Austria-Hungary invaded Serbia which led Russia to get involved

Italy invaded Germany which violated a treaty from the late 1800s

Great Britain invited French which caused Europe to take sides pls help

Religious men who lived apart from society

Brainliestttme : ) -what reforms were made in communist china?

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?