Explore a comprehensive conference talk on searches for the chiral magnetic effect and strong electromagnetic fields in heavy ion collisions using the CMS detector at the LHC. Delve into the intricacies of Quark-Gluon Plasma (QGP) and azimuthal correlations, examining their effects on flow coefficients measurements. Learn about the CMS detector, data reconstruction, and selection processes. Understand the flow measurement technique using the Scalar Product Method and the signal extraction process through simultaneous mass fitting. Discover potential future directions for CMS experiments, focusing on the Chiral Magnetic Effect in AA collisions. Analyze various observables and strategies employed in the search for CME in AA collisions, gaining insights into cutting-edge research in particle physics and heavy ion collisions.