Pig bladders were used in the 19th century to store an artist’s paint. The bladder would be sealed with a string and then pricked to get the paint out. This option wasn’t the best because it would often break open. American painter John G. Rand was the innovator who made paint tubes from tin and screw cap in the 19th century.
The Anglo-Irish Treaty of 1921 divided Ireland into two regions, the Irish Free State, given Commonwealth status and Northern Ireland which stayed part of the UK. Fiona Allison. The Anglo-Irish Treaty brought little peace to Ireland after its implementation: the Irish Free State plunged into civil war.