The Congress of the United States enacted a law, known as the Interstate Commerce Act of 1887. This law intended to regulate the railroad industry, in particular, the monopolistic practices performed by the railroad industry. The main feature of the act was that it required the government to keep the rates of railways "reasonable and just," however, it did not authorize the government to set a specific rate.
One month after Archduke Franz Ferdinand of Austria and his wife were killed by a Serbian nationalist in Sarajevo, Austria-Hungary declares war on Serbia, effectively beginning the First World War.
the action least likely to be considered a protected action would be:
burning a fire in a public park as a political protest.
Explanation:
the rest of the options may be annoying, but they aren't particularly harmful. burning a fire however can be considered dangerous and is not a protected action.