Complex sentence: Upon the outbreak of the Second World War, the government issued an order "closing all places of entertainment and outdoor sports meetings", this however was soon rescinded and there was instead an emphasis placed on'carrying on' through the war.
Split into simpler sentences: Upon the outbreak of the Second World War, the government issued an order "closing all places of entertainment and outdoor sports meetings". However, this was soon rescinded and there was instead an emphasis placed on "business as usual" through the war.