Kim Jong Il's start of work at the Central Committee of the Workers' Party of Korea (WPK).

Kim Jong Il developed the WPK into the guiding force of the revolution and firmly strengthened the single-hearted unity of the whole society in the long period from his start of work at the Central Committee of the WPK, the bulletin said, and went on:

He provided a strong ideological and theoretical weapon for the victory in the revolution by putting forward the single-hearted unity as the revolutionary philosophy of the WPK.

He also worked energetically to strengthen the integrated whole of the Party, the army and the people with the people's army as core and driving force.

He led the socialist construction to victory by dint of single-hearted unity.

The might of the single-hearted unity has been fully demonstrated in the struggle to open a wide avenue for the building of a powerful country by meeting all challenges.

The DPRK is achieving epoch-making changes despite stern ordeals and difficulties by dint of the single-hearted unity.

The single-hearted unity serves as the source of invincible power of socialist Korea and the treasured sword for sure victory.