Andrew RT Davies became Leader of the Opposition in the Senedd on 6 April 2017, after he invited Mark Reckless to join the Welsh Conservative Senedd group, making the Welsh Conservative group the second largest group in the Senedd.

[1] In October 2016, Dafydd Elis-Thomas left Plaid Cymru, tying the two parties on 11 members.

Regardless, the decision to allow Reckless to join the Conservative Senedd group was thoroughly criticised, with Gower MP Byron Davies describing it as "not a particularly bright idea.

[4] The 2018 Welsh Conservatives leadership election was held to replace him, and won by his deputy, Paul Davies, who then formed his own Shadow Cabinet.

[5] Portfolios were carried over from Spokesperson appointments made shortly after the 2016 Assembly election, but with those roles becoming Shadow Ministries.