(1). Wednesday 29 January 1975: General Yakubu Gowon was overthrown in a bloodless coup, and General Murtala Mohammed became Head of State of Nigeria.
(2). Tuesday 29 January 1895: King Koko led a successful attack on the Royal Niger Company headquarters in Akassa.
King Frederick William Koko, Mingi VIII of Nembe (1853–1898), known as King William Koko or King Koko, was a ruler of the Nembe Kingdom (also known as Nembe-Brass) in the Niger Delta, now part of southern Nigeria.
Akassa is a town at the southernmost tip of present-day Nigeria in Bayelsa State, where the Nun River estuary meets the Atlantic Ocean.