sentences:  The Act of Independence of Lithuania was adopted on 16 February 1918, proclaiming Lithuania as an independent republic.The first Lithuanian postage stamps ("Baltukai" issue) were issued in Vilnius in 1918.A total of 768 stamps of different designs were issued by the Republic of Lithuania between 1918 and 1940, with more than 2,000 variations due to errors, misprints or perforations.