Phil Parkinson has defended the level of spending on new players at Wrexham that prepared the squad for their first season back in the Championship, calling it all necessary. The Red Dragons have been back in the second tier of English football for the first time in 43 years and have exceeded expectations with their highest-ever league finish. Wrexham are sixth in the table heading into the final day of the season and could secure a place in the playoff positions. Wrexham have achieved unprecedented success with three successive promotions to reach the Championship, and Parkinson believes it is only natural that they have had to spend big to be competitive in the new division. The North Wales club broke its transfer record three times as part of a $45 million spending spree last summer, which saw 13 new players arrive. Seven of those summer signings had featured for their respective nations at the international level, while six arrived with Premier League experience.…