Founded more than 200 years ago, following violent clashes between Catholics and Protestants, the Orange Order is Northern Ireland's largest Protestant organisation. Its name commemorates the victory of Protestant William of Orange over Catholic King James at the Battle of the Boyne in 1690.
For part of BBC Radio 4's Beyond Westminster programme, Denis Murray spoke to the Grand Secretary of the Orange Order, Drew Nelson, about the history of the movement, his belief in its right to parade, and the future of Northern Ireland.
can be heard on BBC Radio 4 at 1102 GMT on Saturday 20 February 2010.
It will then be available on the
for 7 days.
Audio by Denis Murray and Paul Vickers.
Slideshow production by Paul Kerley. Publication date 19 February 2010.
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