An executive agreement is an agreement between two heads of state. In the United States, this would mean the President of the United States. An executive agreement is different from a treaty in that it does not need to be ratified by the legislature. Therefore, under the United States constitutional law, they are not treaties. While treaties are <em>legally</em> binding, executive agreements are <em>politically</em> binding.
To make a deal without the participation of the legislature, the president can make an "executive agreement," which is not officially considered a treaty, since the latter requires an agreement approved by two-thirds of the Senate.
Their actions consisted mainly of peaceful, nonviolent events few events were deliberately provocative and violent. In some cases, police used violent tactics against peaceful demonstrators.