Activists from Co. Monaghan are set to appear before the courts in Ennis, Co. Clare next week.
Áine Ní Thréinir and Aindriú de Buitléir from Monaghan and Eimear Walshe from Longford, will go on trial for an action at Shannon Airport.
They are accused of gaining access to the runway area at Shannon Airport in March 2024 and attempting to disrupt the activities of two US military planes before being arrested by Gardaí.
The group, known colloquially as “The Shannon Three” were protesting against the use of Shannon Airport by the US military.
They were arrested on 30 March 2024 and have been on bail for 22 months.
They are charged under the Air Navigation and Transport (Amendment) Act 1997 and under Section 11 (Trespass) of the Criminal Justice (Public Order) Act, 1994.
These offences carrying a maximum penalty of two years in prison or a €250,000 fine.
Shannonwatch, a local group, in Co. Clare believes that for over two decades the airport has been used by the US military to refuel and transport troops and weapons for various wars.
It claims that between 2022 and 2024, more than 2,000 US military aircraft carrying weapons applied for exemptions to use Irish airspace or land at Shannon airport.