While the BBC had been accused of bias many times in its history, a liberal bias became prevalent during the reign of Prime Minster [[Margaret Thatcher]], likely as a direct result of her government's efforts to streamline the corporation and make it more efficient. Before her reign, the BBC's overall ideology had fluctuated quite often between being pro-Conservative and pro-Liberal, mostly depending on which party was in power. | While the BBC had been accused of bias many times in its history, a liberal bias became prevalent during the reign of Prime Minster [[Margaret Thatcher]], likely as a direct result of her government's efforts to streamline the corporation and make it more efficient. Before her reign, the BBC's overall ideology had fluctuated quite often between being pro-Conservative and pro-Liberal, mostly depending on which party was in power. |