The name given to the head of the Whiteboys, an Irish Secret Society in Munster in 1761. Silent, The. The sobriquet of William I, Prince of Orange (1533-84). Silk Riots. An outbreak of the Spitalfields weavers in 1765 owing to their disappointment at the rejection of a Bill prohibiting the importation of foreign silks. They were, after serious rioting, quieted by the promise that the Bill would be reintroduced. Silly Billy. A nickname of William IV. Silver Coinage Act. An Act of Congress, passed in 1890, by which the Treasury is obliged to purchase four and a half million ounces of silver monthly at market price, such price not to exceed 371¼ grains of silver per dollar. Sikhs. A religious sect in Northern India, founded in the sixteenth century by Babu Nának. They profess a reformed form of Hinduism, rejecting caste and various Brahminical superstitions. Under Govind Rai, towards the end of the seventeenth century, they formed a strong military organization, which reached its zenith under Ranjit Singh early in the nineteenth century. Their power was finally crushed by the British in 1851. Sikkim Treaty. A treaty between Great Britain and China, signed in 1890, by which China recognized the British rights in Sikkim. Simla Manifesto. A proclamation issued by Lord Auckland in 1838 setting out the British policy with regard to Afghanistan. It declared that Dost Mahomed and his brother had shown themselves unfriendly to England by supporting the Persian designs on Herat and by attacking Ranjit Singh. That in consequence the British Government had decided to support the claim of Shah Sujah-ul-Mulk to the throne of Afghanistan and maintain him thereon by force if necessary. Simple Repeal. A controversy in the Irish Parliament, which arose in 1782 immediately after the establishment of Grattan’s Parliament. A party headed by Flood held that the abnegation by England of her former legislative control was not sufficient, as she might at any time re-enact the obnoxious controlling laws. He held that England should expressly renounce all controlling rights. Grattan held that the repeal of these enactments was sufficient, and carried Parliament with him, but the masses continued to hold the opposite opinion. Sindhia. The title of the Mahratta rulers of Gwalior. Sinope, Massacre of. The destruction of a Turkish squadron by the Russian fleet at Sinope in 1853. It seems clear that no quarter was given, and it is said that of the crews of nine Turkish men-of-war only 400 survived, almost all of whom were wounded. Sirji Arjengam, Treaty of. A treaty between the British and Daulat Rao Sindhia of Gwalior, signed in 1803 at the close of the second Mahratta War. Sindhia ceded to the British all his territory between the Jumna and the Ganges, all north of Jeypur, Jodhpur and Gohad, and all between Adjanta Ghât and the Godaveri, together with the town and district of Ahmednaggar. Sistova, Treaty of.