Usually, casinos require that a player signs up and makes some deposit before they (casinos) can release a bonus into the player's account. However, it's difficult for players to entrust casinos they don't know well with money. To allay any doubts, some casinos offer what is called sign-up bonuses, which players can claim once they just register.
One of the African nations that were under the British Empire, the Kingdom of Buganda was renamed Uganda after its 1963 Independence. This country borders 2 large lakes, Lake Albert and Lake Victoria. Ugandans play online gambling like Sportsbetting Poker which gives payouts of 100% up to $1000 upon sign-up.