What is one of the strengths of newspapers?

Nationalism led to major conflicts following world war i, especially when:

Will give brainlist need this answer asap which of the following groups made up the majority of those involved in the progressive movement? a) politicians b) farmers c) middle class d) factory worked

What happened in the tinker v des monies? and why is it important what happened in the hazlewood v. kuhlmeier? why is it important?