For his part, Erdogan said he was still president and Turkey's commander in chief, promising that plotters would pay a "very heavy price". Akin Ozturk, head of the air force until 2015 and identified by three senior officials as one of the suspected masterminds of the coup plot, was among those held. The United States uses the airbase to launch airstrikes on ISIS in Syria and Iraq.
Analysts say the rapprochement between Erdogan and the military came about for two reasons-hostility to Gulen and the renewal of the Kurdish conflict in the southeast.
The Ankara Bar Association is expected to provide lawyers for the defense of the men during a scheduled appearance at a court in Ankara Monday.
The president was due to address a crowd in Ankara, the country's capital, early Monday.
There was an attempted coup and the coup failed on Friday but again what is really concerning at the moment is not necessarily what happened on Friday but the political and the security consequences of what happened last week as you mentioned yourself already over 6,000 people have been arrested.
The army led successful coups in 1960, 1971 and 1980 and was also behind the ouster in 1997 of Islamist prime minister Necmettin Erbakan, a political mentor of Erdogan, in a bloodless coup.
Speaking at a funeral in Istanbul on Sunday, he vowed to "clean all state institutions of the virus" of Gulen supporters.
Turkey's attempts to join the 28-nation European Union have been hobbled in recent years by concern over the increasingly authoritarian Erdogan's record on human rights and press freedom.
"The full circumstances of the coup attempt and the violence that followed it must be effectively investigated and all those responsible brought to justice in fair trials", the statement read.
Earlier, government and military officials had put the fatalities in the anti-government camp at 104. "This regressive step should be avoided, as should further restrictions on legitimate dissent".
He said it appeared the Turkish government had pre-prepared lists of people to arrest before the coup attempt.
On calls by the public to restore the death penalty which was banned 15 years ago, Erdogan said the demands of the people can not be overlooked in democracies.
In addition to those detained, Erdogan is demanding the United States arrest or extradite Islamic cleric Fethullah Gulen, whom he blamed for the attempt to overthrow the government. "My position on democracy is really clear".
Gulen, who lives in Pennsylvania, espouses a philosophy which blends a mystical form of Islam with democracy.
US Secretary of State John Kerry and European Union foreign policy chief Federica Mogherini said in Brussels that Friday's attempted putsch was "no excuse" for excessive action, as Turkish authorities said they had arrested over 7,500 people and sacked more than 9,000.
"I strongly condemn the attempt from groups in the armed forces to overthrow the government of Turkey and express my honest condolences for the lives lost during the coup attempt", President of the U.N. General Assembly Mogens Lykketoft said Saturday.
Military tanks rolled onto the streets of Ankara and Istanbul the night before and soldiers blocked the famous Bosphorus Bridge. At one point it ordered state television to read out a statement declaring a nationwide curfew. The military said it wanted to maintain democratic order and that the government had "lost all legitimacy".
Around 25 soldiers in helicopters descended on a hotel in Marmaris on ropes, shooting, just after Erdogan had left in an apparent attempt to seize him, broadcaster CNN Turk said.
The government of President Recep Tayyip Erdogan appears to have turned on the police forces despite the fact that they joined thousands of fellow Turks over the weekend who heeded his call to take to the streets and oppose the renegade soldiers carrying out the coup.
By the time he re-emerged after hours of silence, dozens had died.