L1.methodA.react
L2.methodB.react.router
L3.methodB.react.router
L3.methodC.react.router.redux
L3.methodD.react.router.redux.thunk
L4.methodD.react.router.redux.thunk
L4.methodE.react.router.redux.saga
L4.methodF.react.router.redux.thunk.aa
L4.methodG.react.router.redux.loop

Github Code: https://github.com/saltycrane/react-chained-modals-comparison