Which mathematical conference awards the Fields Medal, considered the Nobel Prize of mathematics?

The Abel Prize is awarded annually by the Norwegian Academy of Science and Letters to recognize outstanding contributions to the field of:

Which mathematical conference awards the Nevanlinna Prize, recognizing outstanding contributions to mathematical aspects of information sciences?

The Wolf Prize in Mathematics is awarded annually by the Wolf Foundation to recognize outstanding achievements in:

Which mathematical conference awards the Chern Medal, recognizing outstanding achievements in differential geometry?

The Gauss Prize is awarded every four years by the German Mathematical Society to recognize outstanding contributions to:

Which mathematical conference awards the Maryam Mirzakhani Prize, recognizing outstanding contributions by women mathematicians?

The Srinivasa Ramanujan Medal is awarded annually by the International Centre for Theoretical Physics (ICTP) to recognize outstanding young mathematicians from developing countries.

Which mathematical conference awards the Leelavati Prize, recognizing outstanding contributions to popularizing mathematics?

The Erdős Prize is awarded annually by the World Federation of National Mathematics Competitions (WFNMC) to recognize outstanding achievements in:

Which mathematical conference awards the Pólya Prize, recognizing outstanding contributions to mathematical exposition?

The Brouwer Medal is awarded every four years by the Royal Netherlands Academy of Arts and Sciences (KNAW) to recognize outstanding contributions to:

Which mathematical conference awards the Kovalevskaya Medal, recognizing outstanding contributions by women mathematicians?

The Chern Medal is awarded every four years by the International Mathematical Union (IMU) to recognize outstanding achievements in:

Which mathematical conference awards the Shaw Prize in Mathematical Sciences, recognizing outstanding contributions to: