Turkey on Tuesday celebrated the 99th anniversary of the first season of its Grand National Assembly and also National Sovereignty and Children’s Day, Anadolu Agency reports.

Senior politicians, including Parliament Speaker Mustafa Sentop, Republican People’s Party leader Kemal Kilicdaroglu and IYI Party leader Meral Aksener, visited the mausoleum of the republic’s founder Mustafa Kemal Ataturk in the capital Ankara.

"Our determination to work continues for our country's unity and solidarity, and for nation's peace and welfare," Sentop wrote in the mausoleum’s memorial book.

Sentop also said the parliament continues to work for Turkey's development and welfare.

President Recep Tayyip Erdogan received a group of children at the presidential complex, where they followed the annual tradition of taking the seats of Cabinet ministers. 

Erdogan symbolically gave his seat to Okan Sozeyataroglu as Turkey's head of state.