Complex sentence: In 1879, Devoy returned to Ireland to inspect Fenian centres and met Charles Kickham, John O'Leary and Michael Davitt en route in Paris; he convinced Davitt and Charles Stewart Parnell to co-operate in the "New Departure" during the growing Land War.
Split into simpler sentences: In 1879, Devoy returned to Ireland to inspect Fenian centres and met Charles Kickham, John O'Leary and Michael Davitt on route in Paris. It was on this trip that he convinced Davitt and Charles Stewart Parnell to co-operate in the "New departure" during the growing Land War.