The verified Twitter account of the Rwandan president, @PaulKagame, suddenly came to life on October 10 after a five-month silence. The 15 late-night posts were a mixture of defiance, calling criticisms of his government's actions "fabricated, misinterpreted or exaggerated", and determination – "we will not be deterred by anyone."

By Reed Kramer as published by our top partner allAfrica

Since leading the insurgency that ended his country's genocide in 1994 and becoming head of state in 2000, Kagame – who is 55 – has been widely acclaimed for directing a rapid economic and social transformation of his country. These efforts have been underpinned by large-scale inflows of foreign aid – U.S. $900 million in 2010, a tripling over the past decade, according to news agency Reuters.

But cracks in the solid wall of foreign support began to appear following accusations of human rights abuses and a United Nations investigation earlier this year.

The latest salvo against the Kagame government was a draft report by a United Nations Security Council 'Group of Experts', leaked to Reuters last week, accusing Rwanda – along with Uganda – of helping to sponsor a rebel movement in the eastern Democratic Republic of the Congo (DRC) known as the M23.

Kagame has also come under fire for restricting political opposition and media freedom and has been accused of unlawful detentions and torture.

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