In 1869, a special new waterway (to be completed).
It connects the Maditerranean and the Red Sea and (to be called) the Suez Canal.
Some sections of the canal (to be) very narrow, so two ships can't pass there at the same time.One ship must wait in a special place until the canal is passable again.
The construction of the canal ( to begin) in 1859 and continued until 1869,In honor of the completion of the canal, a famous Italian composer (to write) special opera.
An international agreement states that ships of all nations can use the canal.