Add spaces: In1929hemadehisfirstvisittotheUnitedStates,lecturingattheUniversitiesofWisconsinandMichigan.

Answer: In 1929 he made his first visit to the United States, lecturing at the Universities of Wisconsin and Michigan.
EvenafterleavingRussiaitwasalongroutebacktoViennaforHellywhotravelledthroughJapan,theFarEast,EgyptandtheMiddleEastbeforereachinghomein1920.

Even after leaving Russia it was a long route back to Vienna for Helly who travelled through Japan, the Far East, Egypt and the Middle East before reaching home in 1920.
[Q]: [Situatedonaquietstreet,thehouseprovidesthepeaceandprivacynecessaryforasuccessfulevent.]
[A]: [Situated on a quiet street, the house provides the peace and privacy necessary for a successful event.]
Problem: Add spaces: Inserting(6)in(5)weget:

Spaces added: Inserting (6) in (5) we get:
This text is missing some spaces, please add them: Newintown|DenBlaPlanetSkipmenuandgotocontentReturntohomepageGotoouraccessibilityguide
New in town | Den Bla Planet Skip menu and go to contentReturn to homepageGo to our accessibility guide
[Q]: [Theprogramsaysthatitwillprovideyouwiththebestoffers,discountsupto70%off,andevenallowyoutocomparethepricesofdifferentproducts.]
[A]:
[The program says that it will provide you with the best offers, discounts up to 70% off, and even allow you to compare the prices of different products.]