According to the prosecutor’s office, it's because they're accused of having links to the network of US-based cleric Fethullah Gulen.
Ankara says it was him who orchestrated a 2016 attempted coup.
Those who are facing jailtime include three colonels, eight majors and 10 lieutenants.
India arrests Kashmir resident over deadly Delhi car blast
India's federal anti-terror agency said on Sunday it had arrested a resident of Kashmir who it accused of conspiring with the driver of acar that exploded in Delhi last week, killing eight people and wounding at least 20 others.
Netanyahu faces far-right backlash after US-backed statement on Palestinian state
Prime Minister Benjamin Netanyahu said on Sunday Israel remained opposed to a Palestinian state after protests by far-right coalition allies over a US-backed statement indicating support for a pathway to Palestinian independence.
Ukraine seeks exchange of 1,200 prisoners with Russia
Ukraine is working to resume the exchange of prisoners with Russia, hoping for the release of 1,200 Ukrainians, President Volodymyr Zelenskyy and his Security Council chief said.
Refugees in UK to face 20-year wait to settle permanently
People granted asylum in the UK will have to wait 20 years before they can apply to settle permanently, under plans due to be announced by Home Secretary Shabana Mahmood on Monday, the BBC reported on Sunday.
Blast at police station in Indian Kashmir kills nine, injures 27
At least nine people were killed and 27 injured when a pile of confiscated explosives blew up at a police station in Indian Kashmir, the region's police chief said on Saturday, days after a car blast in New Delhi killed eight people.
