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Promised to prioritise agriculture, drawing on his own background in large-scale farming.

Established agricultural training centres and ran fertiliser-distribution and farmer-training programmes aimed at boosting production of rice, maize and mangoes and reducing import dependency.

Implicit in contesting for office: hold a mandate that would withstand legal challenge.

His initial April 2007 election was annulled by the Election Petition Appeal Tribunal in February 2008 over alleged malpractice, but he won the rerun by a landslide, taking all 21 local government areas, and resumed office in April 2008.

Implicit requirement to maintain a working relationship with the Adamawa State House of Assembly.

Relations with the Assembly swung sharply over the tenure: an early attempt to impeach him in 2008 was headed off by President Yar'Adua's personal intervention, and by March 2010 the Assembly passed a vote of confidence calling him a 'messiah' to the state — only for the same Assembly to impeach him for corruption and gross misconduct in July 2014, a removal later ruled unlawful by the courts.

Campaigned on accountable stewardship of Adamawa's public funds.

The EFCC charged Nyako and his son with a 37-count conspiracy, theft, abuse of office and money-laundering case involving over ₦29 billion; a Federal High Court ruled in 2021 that he had a case to answer, and the trial continued years later without a final verdict.