The first conclave of Indian envoys, held in the backdrop of Mumbai [ Images ] attacks, ended in New Delhi [ Images ] on Wednesday with the top political leadership asking the envoys to present New Delhi's case effectively amid the new chill in relations with Pakistan.

The three-day conclave of over 120 Indian Ambassadors and High Commissioners, addressed by Prime Minister Manmohan Singh [ Images ] and several other Cabinet ministers, deliberated on ways to build pressure on Pakistan to ensure it ends terrorism emanating from its soil.

The Prime Minister told the conference that India [ Images ] saw the terror strikes in Mumbai as an "attack on India's ambitions to become an economic power", a message that the envoys are expected to highlight in their host countries.

In an oblique reference to Pakistan, Singh said, "non-state actors are practicing terrorism, aided and abetted by state establishments".

He asked the envoys to gear up their diplomatic efforts to underline that India was destined to become a major economic and knowledge power.

The tone for the conference was set by External Affairs Minister Pranab Mukherjee [ Images ], who described the terror infrastructure in Pakistan as the 'greatest danger' to the entire civilised world and wanted the global community to do more in making Islamabad [ Images ] act against the scourge.

Besides being addressed by the Prime Minister and Mukherjee, the envoys also interacted with President Pratibha Patil [ Images ] and Vice President Hamid Ansari.

Commerce Minister Kamal Nath [ Images ], Minister for Overseas Indian Affairs Valayar Ravi, Agriculture Minister Sharad Pawar [ Images ], Deputy Chairperson of Planning Commission Montek Singh Ahluwalia [ Images ] and Chairman, Chiefs of Staff Committee Admiral Sureesh Mehta also addressed the conclave.