Microassembly Specificities -- From Conventional Assembly to Microassembly -- Classification of Forces Acting in the Microworld -- Handling Principles for Microassembly -- Conclusions -- Modeling and Simulation of Capillary Forces -- First Set of Parameters -- State of the Art on the Capillary Force Models at Equilibrium -- Static Simulation at Constant Volume of Liquid -- Comparisons Between the Capillary Force Models -- Example 1: Application to the Modeling of a Microgripper for Watch Bearings -- Second Set of Parameters -- Limits of the Static Simulation -- Approaching Contact Distance, Rupture Criteria, and Volume Repartition After Separation -- Example 2: Numerical Implementation of the Proposed Models -- Conclusions of the Theoretical Study of Capillary Forces -- Experimental Aspects -- Test Bed and Characterization -- Results -- Example 3: Application to the Watch Bearing -- Example 4: Application to the Watch Bearing -- Conclusions -- General Conclusions and Perspectives -- Conclusions and Perspectives -- Appendices -- Modeling Complements -- Geometry Complements -- Comparison Between Both Approaches -- Symbols.