On the Arab conquest of Egypt in the 7th century, the manufacture was continued, and the protocols were marked at first, as it appears, with inscriptions in both Greek and Arabic, and later in the latter language alone.
The chief foreign treaties entered into by Colombia in the last quarter of the 19th century were: - (1) A treaty with Great Britain, signed on the 27th of October 1888, for the extradition of criminals; (2) a treaty of friendship, commerce and navigation with Italy, signed on the 27th of October 1892; (3) two protocols with Italy, signed respectively on the 24th of May and on the 25th of August 1886, in connexion with the affair of the Italian subject Cerruti; (4) a consular convention with Holland, signed on the 10th of July 1881; (5) a treaty of peace and friendship with Spain, signed on the 30th of January 1881; (6) a convention with Spain for the reciprocal protection of intellectual property; (7) a concordat with the Vatican, signed on the 31st of December 1887; (8) an agreement with the Vatican, signed on the 10th of August 1892, in connexion with ecclesiastical jurisdiction; (9) an agreement with the republic of San Salvador, signed on the 24th of December 1880, in regard to the despatch of a delegate to an international congress; (to) a treaty of peace, friendship and commerce with Germany, signed on the 23rd of July 1892; (t1) a treaty with the republic of Costa Rica, signed in 1880, for the delimitation of the boundary; (12) the postal convention, signed at Washington, on the 4th of July 1891; (13) a convention with Great Britain, signed on the 31st of July 1896, in connexion with the claim of Messrs Punchard, M`Taggart, Lowther & Co.; (t4) a treaty of friendship, commerce and navigation with Peru, signed on the 6th of August 1898; (15) an extradition treaty with Peru, signed on the 6th of August 1898; (16) a treaty of peace, friendship and defensive alliance with Venezuela, signed on the 21st of November 1896, and on the same date a treaty regulating the frontier commerce.
An agreement with Great Britain (February 1888) fixed the southern limits of the protectorate; protocols with Italy (January 1900 and July 1901) the northern limits.
By three several protocols signed Germ n at Washington in February 1903, it was agreed that Italy certain claims by Great Britain, Germany and Italy, on Versus behalf of their respective subjects against the Venezuelan government should be referred to three mixed commissions, and that for the purpose of securing the payment of these claims 30% of the customs revenues at the ports of La Guayra and Puerto Caballo should be remitted in monthly instalments to the representative of the Bank of England at Caracas.
By three protocols signed at Tokyo in August 1902 this question was agreed to be submitted to arbitrators, members of the court at the Hague, one to be chosen by each party with power to name an umpire.