 Complete the following phrase:  In July 1809, the regiment departed for the Netherlands and took part in the disastrous Walcheren Campaign: many of the men caught a disease called Walcheren Fever, thought to be a combination of malaria and typhus, before returning home in September. In April 1810 the regiment was tasked with restoring order after the riots caused by protesters objecting to the incarceration of Sir Francis Burdett in the Tower of London. The regiment landed in Lisbon in August 1811 for service in the Peninsular War. It took part in the 