Sialkot- Defence Minister Khawaja Muhammad Asif has said protection of constitution, parliament and democracy is the top on agenda of all political parties and they are also united against any extra constitutional step. Talking to state run radio, he said people belonging to all walks of life, including members of civil society, are also united in support of parliament while only two parties are bent upon destabilizing the country through long marches and sit-ins. The Minister said the government is mobilizing all channels to resolve political issues through dialogue, but intransigence of both Imran Khan and Tahirul Qadri the main cause of current impasse. Asif said several foreign dignitaries have postponed their visits to Pakistan due to the sit-ins, harming the country’s interests.