Prime Minister Atal Bihari Vajpayee will inaugurate a two-day international conference on terrorism, being organised by the Bharatiya Janata Party's youth wing, on February 10-11 in Delhi.

Bharatiya Janata Yuva Morcha president G Kishan Reddy said 80 countries have responded to the invitation, out of which 20 have confirmed their participation.

Deputy Prime Minister Lal Kishenchand Advani is among those who would address the conference.

Meanwhile, the youth wing is in the process of collecting 20 million (two crore) signatures, to be submitted to United Nations Secretary-General Kofi Annan, as part of its campaign against terrorism.