Lebanon in Direct Conflict with Syria & Iran

When did this become obvious?

BEIRUT (Reuters) - The leader of Lebanon's pro-Western majority in parliament said on Thursday the country was in direct confrontation with Syria and Iran, which back the Hezbollah opposition group in its conflict with the Beirut government.

Saad al-Hariri, whose coalition is supported by the United States, said Syria and Iran and "their local tools" were seeking to "impose a terror, security and political siege" on Lebanon.

....

So what is the U.S. and other Western powers doing to protect Lebanon?

1. Accomodation
2. Observation
3. Sanctions

{nothing after}