MOSCOW. May 7 (Interfax) - Vladimir Putin, the second Russian president, has underscored at the inauguration ceremony of new President Dmitry Medvedev the importance of continuing the forward thrust in the country's development.

"Now, it is very important to altogether continue the already chosen course of the country's development, guided by the citizens' interests, which has already justified itself," Putin said.

The inauguration of a new president is a very responsible step in the democratic formation of power, the president said. This is "the stage that should unify all regions of the country, all political forces and civil society," Putin said.

"In general we have completed the renovation of the highest state authorities, which is based on strict compliance with laws and the principles of democracy. At the same time, we did not ignore the everyday problems of citizens, we moved forward without slowing down the country's development rates," Putin said.

Putin said he was certain that "only through constant thinking about the welfare of citizens and the development of one's potential" can the state be social and "truly leading" and make an innovative breakthrough and strengthen its role and position in the world.

"Today, on the eve of Victory Day, we feel with particular acuteness the spiritual force of our people who have many times defended their own path and their sovereignty and who made an enormous contribution to civilization, world science, culture and art," Putin said, adding that he remained committed to "protecting Russia" during his tenure.

"Now, when I am stepping down, I would like to say that the commitment to protect Russia has been and is the highest civil duty. I remained committed to it for years and will be committed to it for my entire life," Putin said.

"When I was sworn in as Russian president for the first time, I pledged to work openly and honestly, to serve the people and remain loyal to the state. I did not break my pledge!" Putin said.

"I am certain that the morality and sense of responsibility of the authorities are the main guarantees of the people's trust in them. They are no less important than experience and professionalism. And they are required to reach a result that will benefit society," he said.