if you are asking why the plague doctor wore a cloak it was because it would stop them from getting the disease themselves. They also wore a beak which stopped them breathing the lethal disease
the second plauge was frogs invading Egypt
the plauge was first dicoverd in 1661
no
The black plauge was from Europe and spread all the way to cover half of Asia it went that far. But now there is no Black Plauge it ended in about the 15 century. I don't know exacly where the Black Plauge started though.
Cloak
it killed thousands of people
Plauge
wiped them out
Short cloak
a pin for your cloak idiots
1955
It depends on which plague.