The Chicago Tribune's front page is dominated by stunning new testimony about Mrs. Mary Surratt, the boardinghouse keeper executed just weeks ago for her role in Lincoln's assassination. Louis J. Weichmann, the key government witness whose testimony helped seal her fate, has published a detailed statement defending his credibility against attacks from Confederate sympathizers. In his lengthy defense, Weichmann reveals chilling details about Surratt's behavior before the assassination, claiming she repeatedly told people 'something was going to happen' before March 4th and showed suspicious foreknowledge of the plot. Meanwhile, labor unrest is brewing in Michigan's iron mining region near Lake Superior. Hundreds of miners have gone on strike, demanding $2.50 per day (reduced from wartime wages) and an eight-hour workday on Saturdays. Federal troops from Camp Douglas have been dispatched to maintain order, with the U.S. gunboat Michigan stationed at Marquette. The strike has completely shut down mining operations, leaving the Marquette Railroad suffering severely as it depends almost entirely on ore transportation for revenue.

This page captures America in the painful transition from Civil War to peace. The Surratt testimony reveals the nation still grappling with the trauma of Lincoln's murder and the conspiracy that shocked the country. The detailed defense of Weichmann's testimony shows how divisive the executions remain, with Confederate sympathizers attacking the government's key witnesses. The mining strike in Michigan represents the broader economic upheaval as the war economy contracts. Miners who earned $2.50 during wartime iron shortages now face wage cuts to $1.75 as demand plummets. It's a preview of the labor conflicts that will define the coming Gilded Age, as workers and employers clash over the new economic reality of peacetime America.

• The 16th Wisconsin regiment destroyed 100 tents at Indianapolis, so the Secretary of War withheld their pay and honorable discharge until the soldiers reimburse the government
• Four hundred bales of cotton were shipped from New Orleans to St. Petersburg 'on account of New Orleans merchants' — American cotton already reaching Russia
• The deposits at the California Branch Mint for June were $2,327,000 — 'a larger amount than has been deposited in the same space of time for three years'
• The ladies of Washington have launched a movement to purchase Ford's Theater, though 'the use to which it is to be converted is unknown'
• At coal auctions in New York, 'Pittston advanced 5@25c, and Scranton declined 10@25c' compared to the last sale

• Hon. Schuyler Colfax mentioned arriving in California was likely part of the first official overland expedition to assess the transcontinental railroad route — he'd become Vice President under Grant in 1869
• The Great Eastern mentioned laying the Atlantic cable would successfully complete the first permanent transatlantic telegraph cable in 1866, revolutionizing global communications
• Trenholm, the Confederate Treasury Secretary mentioned being remanded to Fort Pulaski, had overseen a treasury so broke that Confederate currency became worthless — inflation reached 9,000% by war's end
• The rebel Gen. 'Boddy' seeking executive pardon was likely Confederate General John Echols, part of the mass pardoning process that would see Jefferson Davis himself freed in 1867
• Emperor Maximilian's rejection of Gwin's colonization scheme in Sonora foreshadowed his own downfall — French forces would abandon him within two years, leading to his execution by firing squad in 1867