The legal landscape of online betting is complex and varies greatly from one country to another. In the past few decades, the rise of the web and advancement in innovation have made online wagers easily accessible to people worldwide.

In the United States, the federal government has been actively addressing the issue of online betting. The Unlawful Internet Gaming Enforcement Act (UIGEA) was passed in 2006 to regulate online betting by limiting the use of credit accounts and other financial instruments for dealings related to online betting. However, states have taken it upon themselves to pass their own laws on the matter, with some states permitting online casino games.

Some states have been actively involved in the regulation of online betting since 2013, including Nevada, New Jersey, and Delaware. Nevada was one of the first states to approve online betting, with Nevada online casinos launching in 2013. New Jersey followed suit, and the state's online gaming industry has seen significant expansion since 2013.

Delaware also entered the online betting market in 2013, after the state legislature passed a law permitting casinos to operate online. In addition to sports betting, Nevada has also allowed pinup casino online games.

Other states like Pennsylvania and West Virginia also allow online gaming and have been actively developing their online sports wagers markets. New Hampshire and Rhode Island have allowed sports wagers, but have yet to permit online casino games or cards.

In Europe, the legal landscape of online gaming is even more complex, with each nation having its own set of laws and rules. In the United Kingdom, for example, the UK Gaming Commission regulates online gaming operators. The UK regulator requires operators to be licensed in order to operate within the region.

In Europe, some countries like Germany and Poland have strict laws prohibiting online betting, while others have liberalized laws, such as the Republic of Ireland, which allows online betting.

In Australia and Canada, the laws on online gaming are different from one area to another. For example, in the Australian state of New South Wales, the New South Wales Casino Control Act prohibits online betting, while in other states like Victoria, online gaming is allowed.

In Canada, provinces like Ontario regulate online betting, while other provinces allow individual communities to regulate online betting. Canada's Offense Code of 1885 prohibits online gaming, but provinces have created their own exemptions.

The legal landscape of online betting is constantly evolving, and new countries are beginning to pass laws to regulate or permit online betting. The rise of blockchain innovation and cryptocurrencies has also raised questions about online gaming control.

While online gaming continues to grow, there is a need for clear and consistent laws that regulate the industry, ensuring player safety and protecting vulnerable individuals. Countries are constantly working to address this issue by updating their laws and creating new regulatory structures.

However, despite the challenges posed by online betting regulation, online gaming continues to attract new gamers and markets around the world. As the industry continues to grow and evolve, it's likely that even more countries will pass laws and rules to permit or regulate online betting.

The regulation of online betting is a critical issue that requires close attention from governments, operators, and controllers. Ensuring the responsible provision of online betting services is an ongoing task, as authorities work to maintain a balance between generating revenue and protecting gamers.