Mills bomb incorporated into the Mills Bomb. The Mills bomb was adopted by the British Army as its standard hand grenade in 1915, and designated the No. 5. The Mills bomb underwent numerous modifications. The No. 23 was a variant of the No. 5 with a rodded base plug which allowed it to be fired from a rifle. This concept evolved further with the No. 36, a variant with a detachable base plate to allow use with a rifle discharger cup. The final variation of the Mills bomb, the No. 36M, was specially designed and waterproofed with shellac for use initially in
Religion in Birmingham and surrounding district continued to grow throughout this period with a number of churches and religious houses being established. The growth in Catholic numbers in the 19th Century was fuelled partly by Irish immigration, and a mix of anti-popery and xenophobia led to some confrontations in the town, notably the Murphy Riots of 1867. However, there was relatively little strife and Catholics in Birmingham began to be accepted by the establishment of the town. Birmingham became an archdiocese in 1911, and the Catholic population continued to grow along with the city, helped by further waves of immigration, primarily from Ireland,