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        <ProgramServices>260480</ProgramServices>
        <ManagementAndGeneral>46273</ManagementAndGeneral>
        <Fundraising>4719</Fundraising>
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      <CashNonInterestBearing>
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        <EOY>50</EOY>
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      <SavingsAndTempCashInvestments>
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        <EOY>22355</EOY>
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      <InventoriesForSaleOrUse>
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        <EOY>13307</EOY>
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      <LandBldgEquipmentAccumDeprec>8833</LandBldgEquipmentAccumDeprec>
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      <AccountsPayableAccruedExpenses>
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        <EOY>3485</EOY>
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      <TotalLiabilities>
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        <EOY>3485</EOY>
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      <FollowSFAS117>X</FollowSFAS117>
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        <EOY>678550</EOY>
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        <EOY>44732</EOY>
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      <PermanentlyRestrictedNetAssets>
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        <EOY>50000</EOY>
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      <TotalNetAssetsFundBalances>
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        <EOY>773282</EOY>
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      <TotalLiabNetAssetsFundBalances>
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        <EOY>776767</EOY>
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      <ReconcilationRevenueExpenses>-2487</ReconcilationRevenueExpenses>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>true</AccountantCompileOrReview>
      <AccountantCompileOrReviewBasis>
        <FinancialStatementSeparate>X</FinancialStatementSeparate>
      </AccountantCompileOrReviewBasis>
      <FSAudited>true</FSAudited>
      <FSAuditedBasis>
        <FinancialStatementSeparate>X</FinancialStatementSeparate>
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      <AuditCommittee>true</AuditCommittee>
      <FederalGrantAuditRequired>false</FederalGrantAuditRequired>
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        <CurrentTaxYearMinus3Years>451942</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>421590</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>214049</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>221944</CurrentTaxYear>
        <Total>1655238</Total>
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      <Total170>
        <CurrentTaxYearMinus4Years>345713</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>451942</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>421590</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>214049</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>221944</CurrentTaxYear>
        <Total>1655238</Total>
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      <PublicSupportTotal170>1655238</PublicSupportTotal170>
      <GrossInvestmentIncome170>
        <CurrentTaxYearMinus4Years>15978</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>8348</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>71303</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>3343</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>87041</CurrentTaxYear>
        <Total>186013</Total>
      </GrossInvestmentIncome170>
      <TotalSupport>1841251</TotalSupport>
      <PublicSupportPertcentage170>0.89900</PublicSupportPertcentage170>
      <PublicSupportPertcentPriorYear>0.92100</PublicSupportPertcentPriorYear>
      <ThirtyThreePercntTestsCY170>X</ThirtyThreePercntTestsCY170>
      <PublicSupportPercentage509>0.00000</PublicSupportPercentage509>
      <InvestmentIncomePercentage>0.00000</InvestmentIncomePercentage>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="990B" softwareId="12000057" softwareVersion="12.18.605.2">
      <ContributorInfo>
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        <ContributorNameBusiness>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorNameBusiness>
        <ContributorAddressUS>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorAddressUS>
        <AggregateContributions>RESTRICTED</AggregateContributions>
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      <CollectUsedForPreservation>X</CollectUsedForPreservation>
      <SolicitedAssetsForSale>false</SolicitedAssetsForSale>
      <IncludedOnFS>false</IncludedOnFS>
      <CurrentYear>
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        <EndOfYearBalance>50000</EndOfYearBalance>
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      <CurrentYearMinus1Year>
        <BeginningOfYearBalance>50000</BeginningOfYearBalance>
        <EndOfYearBalance>50000</EndOfYearBalance>
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      <CurrentYearMinus2Years>
        <BeginningOfYearBalance>50000</BeginningOfYearBalance>
        <EndOfYearBalance>50000</EndOfYearBalance>
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      <CurrentYearMinus3Years>
        <BeginningOfYearBalance>50000</BeginningOfYearBalance>
        <EndOfYearBalance>50000</EndOfYearBalance>
      </CurrentYearMinus3Years>
      <CurrentYearMinus4Years>
        <BeginningOfYearBalance>50000</BeginningOfYearBalance>
        <EndOfYearBalance>50000</EndOfYearBalance>
      </CurrentYearMinus4Years>
      <EndowmentsHeldByUnrelatedOrgs>false</EndowmentsHeldByUnrelatedOrgs>
      <EndowmentsHeldByRelatedOrgs>false</EndowmentsHeldByRelatedOrgs>
      <AreRelatedOrgsListedScheduleR>false</AreRelatedOrgsListedScheduleR>
      <Equipment>
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        <Depreciation>8833</Depreciation>
        <BookValue>1219</BookValue>
      </Equipment>
      <TotalOfBookValueLandBuildings>1219</TotalOfBookValueLandBuildings>
      <OtherSecurities>
        <Description>Financial derivatives and other financial products</Description>
      </OtherSecurities>
      <OtherSecurities>
        <Description>Closely-held equity interests</Description>
      </OtherSecurities>
      <OtherLiabilities>
        <Description>Federal income taxes</Description>
      </OtherLiabilities>
      <TotRevenueEtcAuditedFinclStmt>308985</TotRevenueEtcAuditedFinclStmt>
      <RevenueSubtotal>308985</RevenueSubtotal>
      <TotalRevenuePerForm990>308985</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>311472</TotExpensesEtcAuditedFinclStmt>
      <ExpensesSubtotal>311472</ExpensesSubtotal>
      <TotalExpensesPerForm990>311472</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIII>
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        <ReturnReference>4</ReturnReference>
        <Explanation>ADST has been a longstanding supporter of developing the United States Diplomacy Center at the State Department. The museum is expected to draw on ADST oral histories. ADST has numerous diplomatic artifacts that may be of interest among these are one diplomatic uniform, many books and old photographs.</Explanation>
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        <Explanation>Form 990, Part III, Line 4d Program Service Expenses 54,708, Grants and allocations 0, Revenue 0 Other Programs Acquaint students with U.S. foreign policy and careers in diplomacy through internships in collaboration with American University and other institutions approximately 24 per year. Enhance public knowledge of U.S. foreign policy through support of special projects approximately 1-2 per year.</Explanation>
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