March 31.—Captain Jabez C. Rich, of Gorham, Me., of the rebel marine corps, was arrested in that place to-day, and conveyed to Fort Preble by Provost-Marshal Elliott, under orders of the Secretary of War. He claimed to be a paroled prisoner.—The Legislature of Virginia passed a bill authorizing the impressment of the saltworks in Washington County, Va., to be worked on State account.—Major-General Herron was assigned to the command of the National army of the frontier.—A large Union meeting was held at Washington, D. C, at which speeches were made by Admiral Foote, Green Adams of Kentucky, Mayor Wallach, and others, and resolutions were adopted in support of the National Government and for the vigorous prosecution of the war against all traitors at home and abroad. —National Intelligencer.
—President Lincoln issued a proclamation declaring all commercial intercourse not licensed and conducted as provided by law between citizens of the States now in rebellion, and those of the loyal States of the Union, to be unlawful, and would remain unlawful until such rebellion should cease, notice of which would be duly given by proclamation.—(Doc. 155.)