WASHINGTON, Feb 14 (INP): The United States' unilateral operations in Pakistan would be a "red line" for the nations' bilateral relations, Interior Minister Ahsan Iqbal said Tuesday night in an interview to CNN, warning its ally to refrain from bullying tactics. Iqbal reiterated that the people of Pakistan "are dignified" and that the country desires friendship with the US "based on mutual trust and respect". INP/AH