▁ton ▁car rier . ▁Yet ▁to ▁start , ▁planned ▁to ▁enter ▁service ▁in ▁ 2 0 2 5 . ▁It ▁will ▁be ▁convention ally ▁power ed . ▁ ▁Ret ired : ▁: ▁ 1 9 , 5 0 0 ▁tons , ▁Maj estic - class ▁car rier , ▁( ex - H MS ▁Her cules ), ▁in ▁service ▁from ▁ 1 9 6 1 ▁to ▁ 1 9 9 7 , ▁used ▁as ▁a ▁ ▁museum ▁until ▁ 2 0 1 2 , ▁scra pped ▁ 2 0 1 4 – 2 0 1 5 . ▁: ▁ 2 8 , 7 0 0 ▁tons , ▁ ▁car rier ▁( ex -) ▁in ▁service ▁from ▁ 1 9 8 7 ▁to ▁ 2 0 1 6 . ▁De comm ission ed ▁on ▁ 6 ▁March ▁ 2 0 1 7 . ▁ ▁Italy ▁Active : ▁▁ ▁( 2 0 0 8 ) ▁– ▁current ▁fleet ▁flags hip . ▁▁ ▁( 1 9 8 5 ) ▁– ▁active . ▁ ▁Under ▁construction : ▁ ▁Tri este ▁: ▁ 3 2 , 3 0 0 ▁tons ▁car rier . ▁Const ruction ▁began ▁in ▁ 2 0 1 7 ▁ ▁at ▁F inc ant ieri ▁Sh ip yard ▁ ▁and ▁is ▁expected ▁to ▁enter ▁service ▁in ▁ 2 0 2 2 . ▁ ▁Never ▁completed : ▁▁ ▁( 1 9 2 7 ) ▁( convert ed ▁l iner ▁August us , ▁not ▁completed ▁as ▁car rier )   – ▁S unk ▁ 5 ▁October ▁ 1