Centre for International and Defence Policy | 2,887 followers on LinkedIn. The CIDP is one of Canada’s most active research centres on international security and defence policy issues. | The CIDP is one of Canada’s most active research centres on international security and defence policy issues. Located in the School of Policy Studies, we are committed to contributing to informed public discussion of issues in military affairs and alliances, international security, and Canadian foreign and defence policy. Our rich and diverse team of fellows, drawn from Kingston’s two universities and beyond, include active military Visiting Defence Fellows from NATO allied forces.