Roulette is a table casino game that has been easy to adapt for the online platform. It originated in France and spread to the rest of the world; the American and French versions are most popular today. You really cannot improve your roulette skills, as every single spin is independent of the other.
Israel is known as the "only democracy in the Middle East", and is a strategic ally of the west. Gambling is strictly regulated and mostly illegal. Technically, online and mobile casinos are also prohibited, but in practice, playing in foreign casinos is possible, and players are not actively prosecuted. This makes mobile online gambling casinos relatively popular.