[5] He made a tour of southern and eastern Europe in 1867, and became a strong supporter of the Kingdom of Greece a position he set out in From the Levant.

[3] In 1875, soon after the sale of the Echo to Albert Grant, Arnold resigned his editorship and journeyed through the Middle East with his wife.

He was also a Deputy Lieutenant and Justice of the Peace for the County of London, and a Board of Trade Harbour Commissioner and JP for Dartmouth.

[3] His beliefs were reflected in his presidency of the Free Land League and his membership of the London Anti-Vivisection Society.

[3] Sir Arthur Arnold died suddenly at his Kensington, London, home in May 1902, aged 68.