He believe's it's evident by The United Nations Security Council decision to remove Irish peacekeepers from Lebanon by 2027.
The Tanaiste says the current triple lock system is "absolutely broken".
Simon Harris says this is evident by the United Nations Security Council decision to remove Irish peacekeepers from Lebanon by 2027 .
Government has proposed changing legislation, meaning the Irish Defence Forces could be deployed with Dail and Government approval - without a mandate from the UN.
The Tanaiste believes it's necessary.

Over 23,000 Teachers Beginning Industrial Action Today
New Funding Announced For Youth Services And Counselling In Kildare On World Mental Health Day
Jury In Triple Murder Trial Of Louth Family Sent Home
Appointment Cancellations Expected As Strikes To Take Place Next Week
Families Face Delays Arranging Funerals Amid Pressure On Post-Mortem Services
Media Minister Says Meeting With RTÉ Was "Positive" Amid €20M Funding Cut
Man (51) Accused Of Healy-Rae Assault Granted High Court Bail
Nurses At Naas And Nine Other Hospitals Set To Protest Over Pay