Babrak Karmal have so far not opted for concrete and constructive positions." During Karmal's rule Afghan–Pakistani relations remained hostile; the Soviet intervention in Afghanistan was the catalyst for the hostile relationship. The increasing numbers of Afghan refugees in Pakistan challenged the PDPA's legitimacy to rule. The Soviet Union threatened in 1985 that it would support the Baloch separatist movement in Pakistan if the Pakistani government continued to aid the mujahideen in Afghanistan. Karmal, problematically for the Soviets, did not want a Soviet withdrawal, and he hampered attempts to improve relations with Pakistan since the Pakistani government had refused to recognise the PDPA
Babrak Karmal their ideological nemesis being the Khalq faction. Under Karmal's leadership, the Parchamite PDPA participated in Mohammad Daoud Khan's rise to power in 1973, and his subsequent regime. While relations were good at the beginning, Daoud began a major purge of leftist influence in the mid-1970s. This in turn led to the reformation of the PDPA in 1977, and Karmal played a major role in the 1978 Saur Revolution when the PDPA took power, though in later years he denounced it. Karmal was appointed Deputy Chairman of the Revolutionary Council, synonymous with vice head of state, in the communist government. The