Yakubu Dogara, the former Speaker of the House of Representatives in Nigeria, championed several key legislative reforms during his tenure from 2015 to 2019. Some of the notable reforms include:

1. Budget Reform: Dogara advocated for a more transparent and efficient budget process, pushing for the passage of the Fiscal Responsibility Act amendment. This aimed to enhance accountability in government spending.

2. Constitutional Amendments: He supported various constitutional amendments aimed at strengthening democracy and governance, including reforms related to local government autonomy and the devolution of powers to states.

3. Electoral Reforms: Dogara was a proponent of electoral reforms to improve the integrity and credibility of elections in Nigeria. This included advocating for the use of technology in the electoral process.

4. Social Investment Programs: Under his leadership, the House of Representatives worked to pass legislation that supported social investment programs aimed at alleviating poverty and unemployment in Nigeria.

5. Women and Youth Empowerment: He championed initiatives aimed at empowering women and youth, including advocacy for increased representation in governance and access to economic opportunities.

6. Anti-Corruption Legislation: Dogara supported the passage of various anti-corruption bills aimed at strengthening the legal framework for combatting corruption in Nigeria.

These reforms were part of his broader agenda to ensure effective governance and improve the living standards of Nigerians. For more detailed insights into Dogara's legislative contributions, you may refer to sources like the Nigerian Tribune or Vanguard News.