With reference to "ESMA TRV Risk Analysis Orderly Markets-The August 2022 surge in the price of natural gas futures" report, and with the use of graphical presentation, present details of four recent events that have significantly impacted the prices of natural gas. The analysis should highlight the influence of these events on price movements, such as whether they led to an increase or decrease and provide detailed insights into the affected markets. choose any timeframe for the analysis, whether it's focused on recent developments or covers a longer historical period.