A pair of skulls and other bones were discovered during construction work in the kitchen in one of the palaces of the presidential compound, an oasis of calm cut off from the choking traffic of Kabul by blast walls and a maze of pristine gardens.
Their identities, including gender, as well as the cause of the deaths were not immediately known, but a commission has been set up by President Ashraf Ghani to investigate.
That quest could prove difficult given the fact that Afghanistan has been in a near-permanent state of war for the past 35 years.
From the struggle against Soviet occupation in the 1980s, through the civil war of the 1990s which was followed by five years of Taliban rule, to the militants' present day insurgency, Afghanistan has grown accustomed to constant battles.
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Several leaders met grisly ends throughout this turbulent period. When the Taliban captured Kabul in 1996, one of their first acts was to string up the castrated corpse of former president Najibullah on a signpost. He was later buried in the eastern province of Paktia.
Daud Khan himself seized power in a 1973 coup that deposed his cousin, King Zahir Shah, to proclaim the first republic.