By the end of the Napoleonic Wars, the Royal Navy had in place a sophisticated convoy system to protect merchant ships. Losses of ships travelling out of convoy, however, were so high that no merchant ship was allowed to sail unescorted.
By the end of the Napoleonic Wars, the Royal Navy had in place a sophisticated convoy system to protect merchant ships Losses of ships travelling out of .convoy, however, were so high that no merchant ship was allowed to sail unescorted.