9 June 1862 The 1st/25th Regiment arrived in Gibraltar on 1 January 1859.
It embarked for Malta on 3 June 1862, disembarking there on 9 June. It relieved the 2nd/3rd (East Kent-The Buffs) Regiment of Foot.
In 1862, the regiment had an average strength of 445 men, 444 hospital admissions (998 admissions per 1000 of mean strength) with 3 deaths in hospital. The 1st/25th and the 1st/22nd Regiments had the greatest number of admissions for continued fevers.
9 June 1862 Pte James Ashwall 1st/25th Regiment aged 28 years 9 months was buried at Floriana Cemetery.
In 1863, the regiment had an average strength of 761 men, 399 hospital admissions (524.3 admissions per 1000 of mean strength) with 7 deaths in hospital and 2 out of hospital (11.83 deaths per 1000 of mean strength).
28 Sep 1935 The 1st/King's Own Scottish Borderers was one of three regiments (The 2nd/Lincolnshire Regiment, The 2nd/The South Wales Borderers, The 1st/The King's Own Scottish Borderers) which arrived as
Reinforcements during the crisis in Abyssinia.