Puget Sound War the 1856 Battle of Seattle and to the wrongful execution of a central figure of the war, Nisqually Chief Leschi. The contemporaneous Yakima War may have been responsible for some events of the Puget Sound War, such as the Battle of Seattle, and it is not clear that the people of the time made a strong distinction between the two conflicts. The Puget Sound War began over land rights and ended in a cloud of controversy surrounding the hanging of Leschi. The catalyst of the war was the Treaty of Medicine Creek of 1854. Negotiated by Washington Territory Governor Isaac
Puget Sound Arthur Kruckeberg, the term "Puget Sound" is sometimes used for waters north of Admiralty Inlet and Deception Pass, especially for areas along the north coast of Washington and the San Juan Islands, essentially equivalent to NOAA's "Northern Puget Sound" subdivision described above. Kruckeberg uses the term "Puget Sound and adjacent waters". Continental ice sheets have repeatedly advanced and retreated from the Puget Sound region. The most recent glacial period, called the Fraser Glaciation, had three phases, or stades. During the third, or Vashon Glaciation, a lobe of the Cordilleran Ice Sheet, called the Puget Lobe, spread south about 15,000 years