Provincial Minister for Labour and Manpower Raja Ashfaq Sarwar said those hatching conspiracy against the constitution and the democracy will not be allowed to succeed. He said the demand of resignation of Prime Minister Muhammad Nawaz Sharif and Chief Minister Muhammad Shahbaz Sharif is unconstitutional and they will not resign at any cost. The patriotic forces are united for the protection of the parliament and the constitution, he said adding the sit-ins of Imran Khan and Tahir-ul Qadri have caused huge loss to the national economy.