It depends on the state. Some do not allow "assault on assault" charges.
The events that led up to the incident involved a series of actions and circumstances that occurred before the incident took place.
The incident that led to congress declaring war on Spain was the Maine incident. The war cry was remember the Maine. The sinking of the U.S. battleship Maine in Havana harbor.
The USA.
It led to war with China.
Incident is the same as the word occurance. An accident is a more specific description as to the reasons that led to that specific incident.
Cutting someone with the intent to harm can result in criminal charges such as assault with a deadly weapon or aggravated assault, depending on the severity of the injury and the circumstances of the incident.
Did the band Led Zepplin ever have a plane malfunction
The question is too "simply" asked. Assault charges differ from jurisdiction. Some states classify assault and battery as the same, some assault and battery separately. It would depend on where you are and what all the circumstances relating to the incident (Totality of Circumstances) as to how much legal trouble one could get into.
Sinking of the Maine
"the XYZ affair"
The temper incident occurred due to a combination of stress, frustration, and a lack of effective communication.