Kammala wannan jumlar: A watan Yunin 1983 Weerasinghe, Babban Mataimakin Sufeto-Janar na 'Yan Sanda, yana daya daga cikin manyan jami'an' yan sandan Sri Lanka guda biyu wadanda gwamnatin Burtaniya ta gayyace su zuwa Belfast don "ga rawar da 'yan sanda da sojoji ke takawa a ayyukan ta'addanci". An dakatar da ziyarar ne sakamakon zanga-zangar da aka yi wa 'yan Tamil da kuma tarzoma a Sri Lanka a lokacin yakin basasa.
Yuli. Shugaban J. R. Jayewardene ne ya nada shi a matsayin Sufeto Janar na 'Yan Sandan Sri Lanka a ranar 20 ga Afrilu 1985. Ya yi ritaya daga aikin 'yan sanda a watan Disamba na shekarar 1985.