Turnbuckles are also used extensively in watercraft and aircraft to regulate the lengths and tensions of riggings and rope and cable lines. In all applications, turnbuckles should be selected to be at least as strong as the cable or rope to which they're secured.
The Wade-Davis Bill of 1864 was created by the Radical Republicans, who believed that absolute punishment had to be levied against the South as a condition of re-admittance during Reconstruction. The bill called for a complete abolition of slavery to prevent it from surviving in any way after the war.
Thomas Jefferson and James Madison created it in the House of Representatives in extreme opposition to Alexander Hamilton's Federalist party. The Democratic Republicans despised the Federalists' idea of a national bank and thought it was unconstitutional. They also opposed the Jay Treaty with the British and believed the Federalists were elitist.