April–June April 1 – The Second Anglo-Burmese War begins. April 18 – Taiping Rebellion in China: Taiping forces begin the siege of Guilin. May 19 – Taiping Rebellion: The siege of Guilin is lifted. June 12 – Taiping Rebellion: Taiping forces enter Hunan. June 30 – The New Zealand Constitution Act 1852 is passed by the Parliament of the United Kingdom to grant the British colony self-government with a representative constitution.
April–June April 1 – The Second Anglo-Burmese War begins April 18 – Taiping Rebellion in China Taiping forces begin the siege of Guilin May 19 – Taiping Rebellion The siege of Guilin is lifted June 12 – Taiping Rebellion Taiping forces enter Hunan June 30 – The New Zealand Constitution Act 1852 is passed by the Parliament of the United Kingdom to grant the British colony self-government with a representative constitution