Why did the federal government establish the Interstate Commerce Commission? To facilitate the movement of goods from one state to another To prevent state governments from taxing railroad companies To regulate railroads to ensure fair rates and end rate discrimination. To encourage the development of a nationwide rail system.

To regulate railroads to ensure fair rates and end rate discrimination.

richard nixon led the investigation that resulted in alger hiss being convicted of prejury.

freedom of speech is also protected by the 1 amendment.

explanation:

here is pretty much what the 1st amendment says:

congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.