Muhammadu Buhari’s first year as Nigeria's president in quotes

Nigeria's President Muhammadu Buhari, who marks one year in office on 29 May, has battled endemic corruption in government, an insurgency in the north by militant Islamists, a resumption of conflict in the oil-rich south and a worsening economic situation.

Here are five quotes in which he outlined his leadership style, and how he intended to tackle the problems in Africa's most populous state and biggest economy:

1.

• Buhari’s first year: Five ways Nigeria has changed

2.

• Nigeria's Muhammadu Buhari in profile

3.

• How to rebuild Nigeria after Boko Haram

4.

• Cutting Nigeria's 'big men' down to size

5.

• Buhari's battle to clean up Nigeria's oil industry