9 June 1862 The 1st/25th Regiment arrived in Gibraltar on 1 January 1859. It embarked for Malta on 3 June 1862, relieving the 2nd/3rd (East Kent-The Buffs) Regiment of Foot. It had 445 men.
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 (6.74 deaths per 1000 of mean strength). 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.