In the aftermath of then 1986 Philippine presidential election, incumbent Ferdinand Marcos and his running mate Arturo Tolentino were declared winners.
A month after taking power, she proclaimed the Freedom Constitution, abolishing the Batasang Pambansa (parliament).
Unlike its original iteration, the House now adopts the additional seats reserved for sectors first applied in the Batasang Pambansa.
The left ran candidates under the Partido ng Bayan (People's Party, forerunner of Makabayan) banner.
In the House elections, the constituent parties under Lakas ng Bayan split up and ran against each other on multiple districts.