Lanterns
One if by land, two if by sea.
Such a warning system would have been sufficient back in the 1950s and early 1960s when the attack would have used bombers to deliver the bombs (I remember the Civil Defense siren tests when I was a kid). However any attack now will almost certainly use ICBMs which would arrive too soon for any such warning to help. The Civil Defence siren system has been replaced with the Emergency Alert System that interrupts TV and Radio broadcasts with warnings of various natural disasters. This is one benefit that spun off of the Cold War.
To notify eveyone on an airbase of a covert chemical and biological attack
he used the parlement........
Roman is an epithet first commonly used in England after the protestant revolt to describe the Catholic Church. It is rarely used by the Catholic Church. . The Catholic Church was established when Our Blessed Lord, Jesus Christ said to Simon "Thou art Peter, and upon this rock I will build my church..." see St. Matthew 16:17-19.
it was Paul Revere and other minutemen who did the warning system in the old north church.
Giant Voice
The North had a better rail system then the north, The south used more rivers then rails in the civil war
to tell the people that the British were coming
Giant Voice
my computer is very fast
In North America the system used is AWG. American Wire Gauge.
neon is used for warning signals
The first tsunami warning system was established in the Pacific Ocean in 1948, following the destructive tsunami that occurred in the region in 1946. The system was put in place to help detect and warn about potential tsunamis to minimize their impact on coastal communities.
Hazchem is a warning plate system that is commonly used in Australia, Malaysia, New Zealand and the United Kingdom. It is used for vehicles transporting hazardous substances, as a warning sign.
The ranking system used by the Catholic Church to determine the hierarchy of clergy members is known as the "holy orders." This system includes the ranks of deacon, priest, and bishop, with the Pope at the top as the highest-ranking clergy member.
It was built so people could practice religion and it was used for a meeting place.