Complex sentence: As the Friends of the Western Buddhist Order, the community was founded in London in April 1967 by Sangharakshita, who had recently returned to England after spending two decades as a Buddhist and monk in India, following demobilisation from the British army.
Split into simpler sentences: As the Friends of the Western Buddhist Order, the community was founded in London in April 1967 by Sangharakshita. He had then recently returned to England after spending two decades as a Buddhist and monk in India, following demobilisation from the British army.