Complex sentence: He received his first commission in the Welch Regiment in 1890, joined the Sudanese Civil Service in 1899, transferring to the Royal Warwickshire Regiment on 5 April 1899, and joined the Egyptian Civil Service in 1905.
Split into simpler sentences: He received his first commission in the Welch Regiment in 1890, and transferred to the Royal Warwickshire Regiment on 5 April 1899. He joined the Sudanese Civil Service in 1899, and the Egyptian Civil Service in 1905.