The final flight had occurred in the previous year.

Most flight occurs in the first three hours of the night.

A large white flight occurred in the city, as it started to become a much more dangerous place to work and live.

The first free flight with human passengers occurred a few weeks later, on November 21, 1783.

The first fully successful flight occurred on December 19, 1962.

The project was canceled on June 10, 1969 before any operational flights occurred.

The first flight finally occurred on 4 June 1965.

After development during the 80s and 90s the first flight occurred in 2001.

Rural flight has been occurring to some degree in Germany since the 11th century.

Exactly when the first flights of rockets occurred is contested.