He was addressing a group of Sri Lankan expatriates in Rome, presidential media unit said.
Rajapakse also thanked the Sri Lankan expats for holding pro-Sri Lanka demonstrations in Geneva, the seat of United Nations Human Rights Council (UNHRC).
He called on Pope Francis and officially invite him for Sri Lanka visit scheduled for January next year.
Sri Lankan President has been critical of the US and the West for taking the side of the pro-LTTE diaspora.
He views US moved and the UK backed action against Sri Lanka at the UNHRC as moves to appease the Tamil diaspora for electoral gains.
Rajapaksa's government has defied calls to cooperate with the UN investigation into alleged war crimes committed by both the government troops and the LTTE during the last phase of the civil war in 2009.