6.Am 29 March 2017, then-Prime Minister Theresa May informed the European Council of the United Kingdom`s intention to withdraw from the European Union in accordance with Article 50 of the Treaty on European Union (TEU). Article 50 provides that, within two years of notification, the European Union “shall negotiate and conclude an agreement with [the withdrawing State] setting out the terms of its withdrawal, taking into account the framework of its future relationship with the Union”.6 The Withdrawal Agreement between the European Union and the United Kingdom sets out the conditions for the orderly withdrawal of the United Kingdom from the EU.6 The Withdrawal Agreement between the European Union and the United Kingdom sets the conditions for the orderly withdrawal of the United Kingdom from the EU.6 — in accordance with Article 50 of the Treaty on European Union.  The key point of the opinion concerned the legal effect of the “backstop” agreement for Northern Ireland, the Republic of Ireland and the rest of the UK with regard to the EU-UK customs border and its impact on the Good Friday Agreement, which had led to an end to the unrest in Northern Ireland – and in particular whether the UK would be safe, to be able to leave the EU in a practical sense according to the draft proposals. The Northern Ireland Protocol, known as the “Irish backstop”, was an annex to the November 2018 draft agreement that outlined provisions to prevent a hard border in Ireland following the United Kingdom`s withdrawal from the European Union. The Protocol contained a safety net provision to deal with circumstances in which other satisfactory arrangements are still to enter into force at the end of the transition period. .