Murder (Abolition of Death Penalty) Act 1965 all sentences of death were to be commuted to sentences of life imprisonment. The legislation contained a sunset clause, which stated that the Act would expire on 31 July 1970 "unless Parliament by affirmative resolutions of both Houses otherwise determines". This was done in 1969 and the Act was made permanent. The Act left four capital offences: high treason, "piracy with violence" (piracy with intent to kill or cause grievous bodily harm), arson in royal dockyards and espionage, as well as other capital offences under military law. The death penalty was not finally abolished in the United Kingdom until 1998
Treason laws in the United States convicted of treason against Rhode Island in 1844 for leading an uprising against the state government, and sentenced to life imprisonment. Dorr served twelve months of his sentence. He was released in 1845 after the Rhode Island state legislature passed an Act of General Amnesty. In January 1854 the legislature passed an act annulling the verdict of the Rhode Island Supreme Court. Penalty: Death or not more than 30 years' imprisonment (if committed during time of war) or not more than 20 years' imprisonment (if not committed during time of war). Definition: The state constitution of South Dakota defines treason