What is the central idea in this passage?
O Invisible ink was a good choice when writing in
code.
O Giving up information could be a disaster for either
side.
Citish and the Americans frequently used
riders to carry messages, and both sides tried
the riders and get the messages. The rider who
Washington's important messages was
himself. It happened when Tallmadge and
s men were attacked by British troops near the
ut-New York border. Tallmadge escaped
but lost a saddlebag full of secret papers.
allmadge's code did not fall into British hands.
g the papers was a letter from Washington in
carelessly gave the name and address of an
corge Higday, saying that he was a man who
obably "convey intelligence to me." Higday was
but he had managed to destroy all evidence of
George Washington could have done a better job
managing his spies.
The British used horseback riders to deliver
messages.
-George Washington, Spymaster,
Thomas B. Allen