When the treaty ending the Spanish-American War was finally signed on 10 December 1898, the US had gained Guam, Puerto Rico, and all of the Philippine Islands. This is the Official US. Government edition of this publication and is herein identified to certify its authenticity.The Eastern question was the issue of the political and economic instability in the Ottoman Empire from the late 18th to early 20th centuries. While isolationism was powerful regarding Europe, American public and elite opinion strongly opposed Japan. Sample analysis. 43.34(201A). Juanita Beach Park is uniquely sited on the northeast shore of Lake Washington in the Juanita Creek Drainage Basin. The watershed area is 6.6 square miles.