The firing of artillery just ahead of an advancing army.
Creeping barrage
Fact of the Day
The artillery used by the British in the run-up to the Somme offensive in 1916 was so loud it could be heard in England.
Quote of the Day
"And so, my fellow Americans: ask not what your country can do for you - ask what you can do for your country. My fellow citizens of the world: ask not what America will do for you, but what together we can do for the freedom of man.
"
~ John F. Kennedy
On This Day
1846 Scottish surgeon Robert Liston was the first European to use anaesthesia during an amputation. He could amputate a leg in two and a half minutes.
1898 Scientists Pierre and Marie Curie discovered the radioactive element radium.
1937 'Snow White and the Seven Dwarfs', the world's first full-length animated film, premiered in the USA
1946 A tsunami caused by an undersea earthquake killed at least 1,362 and left thousands homeless in Japan.
1967 Louis Washkansky, the first man to undergo a heart transplant, died in Cape Town, South Africa, 18 days after his operation.
1988 Pan Am Flight 103 exploded as it was flying over Lockerbie, Scotland. All 243 passengers and 16 crew, and 11 residents of Lockerbie were killed