BC and AD are abbreviations for before Christ and Anno Domino mean before the Christ's birth after the Christ's birth
Standard DVDs. 1  Region 1: U.S., U.S. Territories, Canada, and Bermuda. 2  Region 2: Japan, Europe (excluding Russia, Belarus and Ukraine), Greenland, South Africa, Swaziland, Lesotho, Egypt and the Middle East. 3  Region 3: Southeast Asia, South Korea, Taiwan, Hong Kong and Macau.
Unlock your DVD player and make it region free! Your DVD player is limited. Right now, it can only play videos from your region. If you live in the United States, you're limited to playing pricey DVDs from region 1 (U.S. and Canada). And if you live in the United Kingdom, you're trapped in expensive region 2 (Europe).