1609    Henry Hudson begins his exploration of the Hudson River while aboard the ''Halve Maen''.

1609    Henry Hudson reaches the river that would later be named after him – the Hudson River.

1807    Robert Fulton's first American steamboat leaves New York City for Albany, New York on the Hudson River, inaugurating the first commercial steamboat service in the world.

1906    A landslide in Haverstraw, New York, caused by the excavation of clay along the Hudson River, kills 20 people.

1927    The Holland Tunnel opens to traffic as the first Hudson River vehicle tunnel linking New Jersey to New York City.

2009    US Airways Flight 1549 makes an emergency landing in the Hudson River shortly after takeoff from LaGuardia Airport in New York City. All passengers and crew members survive.