By Reuters Staff 3 Min Read ANKARA (Reuters) - Turkish President Tayyip Erdogan said on Monday his ruling AK Party and its nationalist allies may start work on drafting a new constitution, less than four years after overhauling the previous constitution to grant his office sweeping powers. Turkish President Tayyip Erdogan speaks during a news conference following a cabinet meeting in Ankara, Turkey February 1, 2021. Presidential Press Office/Handout via REUTERS Turks had voted in favour of the constitutional changes in 2017, leading the country to switch from a parliamentary democracy to an executive presidential system despite strong backlash from opposition parties and critics.