What's happened to Britain?

Compare and contrast:

2011: Prime Minister David Cameron responding to the storming of the British Embassy in Tehran:
The Iranian government must recognize that there will be serious consequences for failing to protect our staff. We will consider what these measures should be in the coming days.
1843: Sir Charles James Napier, British Governor of Bombay & Commander of British forces in India, to holdout enemy leaders who refused to surrender after the Battle of Miani:
Come here instantly. Come here at once and make your submission, or I will in a week tear you from the midst of your village and hang you.