Portal:South East England/On This Day/June 18

1178: Five Canterbury monks saw what was possibly the Giordano Bruno crater being formed. It is believed that the current oscillations of the moon's distance (on the order of metres) are a result of this collision.
1643: The Battle of Chalgrove Field took place in Oxfordshire.
1972: British European Airways Flight 548 crashed near Staines shortly after take-off from Heathrow Airport.