Complex sentence: She returned to Majuro from February 26 until March 22, when she sailed with the fast carrier forces of the 5th Fleet; the Fleet delivered air strikes from March 30 until April 1 against Palau, Yap, Woleai, and Ulithi in the Western Caroline Islands.
Split into simpler sentences: She returned to Majuro from 26 February until 22 March, when she sailed with the fast carrier forces of the 5th Fleet. Air strikes were delivered from 30 March until 1 April against Palau, Yap, Woleai, and Ulithi in the Western Caroline Islands.