The plethora of nuclear tests taking place was a cause for world wide concern.
In September the Soviet Union had resumed nuclear testing, breaking the
moratorium and conducting the largest series of tests ever seen. Both France
and the United States also conducted tests. Meanwhile a group in Queensland
were claiming aliens were about to visit the Earth.
Note: This cartoon was originally published in "The Mercury", the local paper
for Hobart, Tasmania. At the time Geoff was hiding a rhubarb tin rather than
a hook in his cartoons.