I think there's no openly declared war, but there's lots of unrest and skirmishes among the clans.
I get in skirmishes almost every day.
After several skirmishes, the national army commanded by General Roca, containing many troops seasoned in Indian campaigns, assaulted the portenos posted before Buenos Aires, and after two days' hard fighting (20th and 21st July) forced its way into the town.
The expedition was by no means a success, but Moshesh, with that peculiar statecraft for which he was famous, saw that he could not hope permanently to hold out against the British troops, and followed up his successful skirmishes with General Cathcart by writing him a letter, in which he said: "As the object for which you have come is to have a compensation for Boers, I beg you will be satisfied with what you have taken.
There were various minor skirmishes in 1862 and 1863 (including the capture of the Federal camp at Berwick Bay in June 1863).
How would you define skirmishes? Add your definition here.