Complex sentence: During the Napoleonic Wars, the British attacked Danish shipping, and devastated the Danish East India Company's India trade; in May 1801-August 1802 and 1808-20 September 1815 the British even occupied Dansborg and Frederiksnagore.
Split into simpler sentences: During the Napoleonic Wars, the British attacked Danish shipping, and devastated the Danish East India Company's India trade. In May 1801-August 1802 and 1808-20 September 1815 the British even occupied Dansborg and Frederiksnagore.